However, the feed ramps are designed to complement the barrel of the M4 carbine. Lifetime Guarantee, Mil Spec Barrel Nut Snap Ring (One of Four parts comprising the Barrel Nut Assembly). .625 Gas Block Flat Top with Bayonet Lug and Swivel point, Features
Make sure when you are shopping for parts that everything from the bolt carrier to the charging handle are compatible. You forgot the magnesium break into pieces when you least expect it receivers. Trijicon ACOGs, Meprolight and Trijicon fiber optic reflex sights, and Primary Arms prism scopes all have purpose-built carry handle mounts. The M16A1 had the familiar carrying handle everyone recognizes from any images of the M16s military use. The elevation is adjusted in the front sight. Correct for use in AR15 / M16 / M16A1. Read more. Spring only, no other parts included. Briggs and Riley product is sold at fine specialty retailers and department stores worldwide.
No cast uppers. NEW: Beretta APX Compact 9MM - Best for Concealed Carry! This includes 2 15-round magazines, fron BERETTA APX CARRY IN 9MM WITH A 3" BARREL, POLYMER FRAME, BOX, PAPERS, SOFT CASE AND COMES WITH 1 - 6 ROUND, 1 - 8 ROUND MAGAZINE AND IS IN AS NEW CONDITION. The AR-15 is one of the most customizable rifles on the market. . Beretta Apx A1 Fs Striker Fired Semi-automatic Polymer Frame Pistol Full Size 9mm 4.25 Barrel Matte Finish Black Burris Fastfire 3 Red Dot Trigger Safety Front Tritium Night Sight Beretta magazine apx 9mm luger 17-rounds blued steel br FEATURESbr-17 round magazinebr-Blued steelbr-APX 9mm, Beretta magazine apx.40sw 15-rounds blued steel br FEATURESbr-15 round magazinebr-Blued steelbr-APX .40 Smith & Wesson, Beretta magazine apx carry 9mm 6-rounds stainless steel br FEATURESbr-Caliber 9mmbr-6 round capacitybr-Blued steel, Beretta magazine apx.40sw 18-rounds blued steel br FEATURESbr-18 round magazinebr-Blued steelbr-APX .40 Smith & Wesson, Antique (Pre-1899) Rifles - Flintlock Misc, Antique (Pre-1899) Rifles - Matchlock/Wheellock Misc, Century Arms International (CAI) - Rifles, Muzzleloading Modern & Replica Rifles (perc), Winchester Rifles - Modern Bolt/Auto/Single, Winchester Rifles - Pre-1899 Bolt/Single Shot, Century Arms International (CAI) - Pistols, Colt Automatic Pistols (.25, .32, & .380 cal), Colt Single Action Revolvers - Modern (22 Cal. It's slightly thicker walls promote stability and accuracy. Just look for an elevation adjustment wheel on the carry handle. The A4 upper receiver also has a flat top configuration. Our A1 uppers will have the CH forge marking. Wing Tactical offers a variety of options for customizing your AR-15, beginning with the upper receiver. There are four basic types A1, A2, A3 and A4. Now they have NFA (No Forward Assist) uppers with the picatinny rail and case deflector only. Charging Handle Assembly, Retro 601, AR-15 Part #: FA-AU-051-R Price: $24.95 Quantity: Rear Sight, Complete , A1, Commercial Part #: FA-AU-151-C Price: $24.95 Quantity: Rear Sight, Complete, A2 Part #: FA-AU-152 Price: $71.95 Quantity: Rear Sight Assy, NMA2, Hooded, 1/4 x 1/4, for A2 Upper Part #: FA-AU-154-R Price: $129.95 Sign up and get exclusive access to promotions, sales events, pre-order sales & more! And there is NO REASON you telling me there is NO REASON. Although the barrel is usually considered part of the upper receiver assembly, you can further customize your AR-15 with the barrel of your choice. It blends an A1 carry handle with the brass deflector from the A2 (discussed below). It has a 3" barrel and matte black finish. Also used on all Colt models using the AR1, Forward Assist Roll Pin for all version assists (Teardrop, Large round, current Small Round, etc. We are working with our suppliers to secure additional supply as quickly as possible. S, Standard Milspec End Plate. Does Not feature M4 Style Cuts. The view of the sights may be partially obstructed but are typically still usable. So if you want to spend extra money for a rifle that looks cooler. Its very similar to the A3 upper receiver. Its a relatively simple installation, and a quality dust cover will help your rifle last. This can be one of the harder parts to find, especially if you really want that classically fixed carry handle instead of a flat top with a mounted carry handle. I have an AR-15 with a removable carry handle, as well as a number of additional flat top uppers in various calibers for a variety of uses, each with its own optics/sights. Trijicon reflex sight on a gooseneck mount to co-witness with the iron sights. Upper Receiver: A2, with Fixed Carry Handle, & A2 Rear Sight (Forged, Machined, Anodized, & Teflon Coated per Mil Spec) Parts: GI & True Mil Spec Throughout, GI M16/AR15 Bolt Carrier with HPT/MPI Marked Bolt; Barrel: 20" 1x7, A2 Government Profile, Match Quality, Chrome Lined, 5.56 NATO Chamber; Handguard: 12", Round A2, with Heat Shields Even if you are cloning a period correct M16, you are still wrong. Made, Ambidextrous
The A2, properly understood, can provide much more adjustability for those wanting match-grade accuracy. If there isnt one, odds are good it is an A1 or similar variant. . Will Work on:
Luth-AR Slick Side A1 Stripped Upper Receiver, finish is a little rough but it works great, Dust cover inner receiver detent not cut correctly. And there are millions of flat top uppers out there. While you can purchase a complete upper receiver assembly from Wing Tactical, if you truly want to customize your AR-15 or build one yourself, shopping a selecting individual parts is the way to go. Now, tool may be too strong of a word because the point of a .223 bullet also works. This would inc, Flat Spring for the Rear Sight Assembly for all model AR15's / M16's with a carry handle flip Rear S, Roll Pin holding the Rear Windage Drum of the AR15 / M16 / M16A1 in place. is an Oregon company dedicated to providing high-quality parts that are worth the investment. The rear sight windage adjustment looks like a small wheel with holes for a detent.
If youre partial to a certain one, you can find it on our brands page. Forged metal uppers provide the ideal grain structure or orientation that produces the best mix of mechanical properties like hardness, fatigue limit, specific weight and others, but theyre denser and heavier. Nitride Coated
Every bolt will have gas rings, but if you need a replacement or you simply want to upgrade, you can. The lower is the upper? (BCM) makes parts for both the upper and lower receiver. Never did it cause any problem with the sights. A large low light setting is paired with a small standard aperture used for most situations. Gear Expert, We have their Electroless Nickel and Black Phosphate Bolt Carrier, as well as their full Electroless Nickel Bolt Carrier Group. from AB Arms may be another upgrade or replacement that interests you. Love it or hate it, its an iconic feature of the AR-15. Rod & c-clip onl, Ejection Port Cover Hinge Spring. A2 carry handle style, complete with cuts for mounting A2 rear sight. Go for it. Then the AR15A3 came out in the 90s and all of those either had M16A2 uppers or M4 flattop uppers.
Period. Show Only Non-Guns. Show Only Guns
Made in the USA
ALL RIGHTS RESERVED. I built an upper with a colt a1 upper, and a bcm mid length barrel with f marked fsb. Also, not all upper receivers for sale come with a dust cover or forward assist. For many years the AR-15 has been one of the most popular rifles in the United States. So like Lowell says. You can select barrels with a few different lengths, but you will need to make sure you dont get one shorter than the minimum legal length in your state. , the American Built Arms Company, makes a variety of parts for the AR-15. Flat Spring for the Rear Sight Assembly for all model AR15's / M16's with a carry handle flip Rear S $5.50. Add to Cart.
Precision machined from a premium-grade aluminum forging and hardcoat anodized for extra strength, with a tough, scratch-resistant Teflon coating. out of stock notify me anderson manufacturing - ar-15 stripped lower receiver . The military upgraded the M16, and the upper receiver had slight changes. The A3 upper receiver has a flat top configuration. If you like the look of a carry handle, buy one and put it on your flat top. We want you to have the parts you need. This article was originally published inAT3 Tactical AR Academyand is reprinted here with permission. rifle charging handle parts . Daniel can still be found on occasion behind the counter at a local gun store. All within spec. For the upper receiver, we have their charging handles, ejection port covers and forward assists. Ever since then, its been billet, billet, billet, ad nauseam. Initially, this was used for the fixed 4x scope sold by Colt and copied by others. So which upper is right for you? The front sight is treated the same way. Limited. : +1-847-513-6201 These gooseneck mounts place a red dot further forward, but can also allow for a co-witness with the irons.
receipt, and we'll cover the cost of return shipping. If for any L, Ejection Port Cover Door. Grey
Notify me of follow-up comments by email. Show. Prominent windage and elevation controls make it easy to identify the A2 upper, along with the brass deflector (bottom right). Made In USA, Standard on all Colt Models from the beginning of the AR15 story in 1960 up until replacement by the, Only Phosphate Bolt Assembly is on Sale Price- Regular $49 on sale for $39
Comes with the standard features of a Mil-Spec upper receiver and is forged from 7075-T6 aluminum with a black hard coat anodized, tough finish. Sorry, there are no results in your area. Forged or billet. Flat top only. New
This tool is only necessary to depress a detent so that the wheel can be adjusted. AR-15 upper receiver parts are made in the United States. Later AR15A2s had the complete M16A2 upper and full-fence lower, but it was still kind of a mixed bag. AR-15 Flat Top Upper with T Marks (Complete) Our Price: $95.00. If you are looking for a comparable replacement you can receive sooner, please consider the suggestions from our product experts belowor explore other items in the. AR-10 / LR-308 Complete Upper Receiver Assemblies, Shop All Complete Upper Receiver Assemblies, Shop All AR-10 / LR-308 Complete Upper Receiver Assemblies, Shop All AR-10 / LR-308 Upper Receiver Parts, Shop All AR-10 / LR-308 Lower Receiver Parts, Shop All Handgun Barrels & Muzzle Devices, Shop All Bipods / Monopods & Accessories, Strike Industries AR-15 Charging Handle with Extended Latch, Strike Industries AR-15 Enhanced Ultimate Dust Cover, Strike Industries Lightweight AR-15 Forward Assist, V Seven Titanium AR-15 Buffer Retainer Spring Kit, Radian Raptor AR-15 Ambidextrous Charging Handle, WMD Guns Accent Color Build Kit for AR-15 [Multi-Color], Aero Precision AR-15 Ambidextrous Charging Handle, Next Level Armament M&P 15-22 Ambi Charging Handle, Tyrant Designs NexGen AR15 Charging Handle, Armaspec Stainless Steel AR-15 Firing Pin, Breek Arms WARHAMMER Micro AR-15 Ambi Charging Handle, Breek Arms WARHAMMER AR-15 Ambidextrous Charging Handle, Radian Model 1 Upper Receiver and 10" Handguard Set, Radian Model 1 Upper Receiver and 14" Handguard Set, Juggernaut Tactical 9MM Nitride Bolt Carrier Group, Juggernaut Tactical Nickel Boron Full-Auto AR-15 Bolt Carrier Group, CMMG AR-15 .22 LR Conversion Bolt with 10-RD Magazine, Strike Industries T-Bone Charging Handle Latches, TruCalibre Enhanced Charging Handle Latch, WMD Guns NiB-X Nickel Boron Bolt Carrier Group w/ TIN Topcoat, Juggernaut Tactical AR-15 Billet Upper Receiver Assembly, Juggernaut Tactical AR-15 Ambidextrous Charging Handle, Radian Raptor SD-SL Ambidextrous AR-15 Charging Handle, Odin Works 9mm Enhanced Bolt Carrier Group, Battle Arms 9MM Blowback AR-15 Bolt Carrier Group, Aero Precision Mil-Spec AR-15 Stripped Upper Receiver, Iron City Rifle Works Slick Side Hatchet AR-15 Upper Receiver, Rise Armament RA-1010 AR-15 Low Mass Bolt Carrier Group. offers parts and accessories that live up to their dedicated mission to provide parts that help make their customers better shooters. Their sturdy and durable upper receiver includes their CP-R30 cam pin, which contains no moving parts. This upper has been in great demand because it was prominently used on the Colt 733 rifles in the classic movie Heat. The proprietary coating enhances the firing pins durability, resists corrosion and provides integral lubricity. Black color
It includes a Rifle Handguard, M16 style A2 Front Sight & Carry Handle, a M4 . Correct early-style carry handle contours with A1-pattern rear sight housing. Quick View-8%. The elevation wheel bottoms out at or near the zero. . Details. Although the barrel is usually considered part of the upper receiver assembly, you can further customize your AR-15 with. 7075 Aluminum
The upper contains the bolt carrier group, and is the half of the AR-15 the barrel attaches to, so making the right selection of upper parts to match your desired performance is critical. It includes their Titanium Forward Assist Assembly, which is also available separately. COPYRIGHT 2021, THETRUTHABOUTGUNS.COM. M16A2 Upper, note the carry handle. They offer a broad range of parts to upgrade or customize your rifle. This version also adds rifle cuts in the feed ramp. PLEASE SEND US AN EMAIL DETAILING WHAT YOU HAVE, Bolt Carrier, AR-15, Stripped, Parkerized, Charging Handle Assembly, Retro 601, AR-15, Rear Sight Assy, NMA2, Hooded, 1/4 x 1/4, for A2 Upper, Barrel Nut Snap Ring (Handguard Snap Ring), AR-15, Bolt Carrier Group, Complete, with HPT/MPI Marked Bolt, USGI, M16 / AR-15, Bolt Carrier Group, Complete, with HPT/MPI Marked Bolt, Slick Side, M16 / AR-15, Bolt Carrier Group, Complete, M16/AR15, Chrome, No Forward Assist Notches, Side Cock, Bolt Carrier Side-Cocking Handle, Steel, with Screw, AR-15, Bolt Carrier Key, with Screws, AR-15 / .308 AR, Bolt Carrier Key, Chrome, with Screws, AR-15 / .308 AR, Bolt Carrier Key Screw, Each, AR-15 / .308 AR, Carry Handle, Detachable, with M4 Rear Sight, AR-15, Charging Handle Latch Pin, AR-15 / .308 AR, Flash Suppressor, A1, M1 Carbine (9/16-24), Flash Suppressor, Early 3-Prong "Duck Bill", AR-15 (1/2-28), Flash Suppressor, 3-Prong, AR-15 (1/2-28), Flash Suppressor Lock Washer, for A1 & 3-Prong Suppressors, AR-15, Flash Suppressor Peel Washer, for A2 Suppressor, AR-15, Forward Assist Assembly, Round, with Pin and Spring, AR-15 / .308 AR, Forward Assist Assembly, Teardrop, with Pin and Spring, AR-15 / .308 AR, Front & Rear Flip-Up Sight Set, Polymer, Magpul MBUS Gen II, Front Sight, Folding, for Handguard Rail, Troy, HK Style, Front Sight Base, Forged, with Bayonet Lug, .625, AR-15, Front Sight Base, "F" Marked, Forged, with Bayonet Lug, .625, Front Sight Base, A2 Forged, with Bayonet Lug, .750, Front Sight Base, "F" Marked, Forged, without Bayonet Lug, .750, Front Sight Base, "F" Marked, Forged, with Bayonet Lug, .750, Gas Block, Adjustable, Low Profile, .750, Clamp On, SLR Sentry, Gas Block, Adjustable, Low Profile, .875, Clamp On, SLR Sentry, Gas Block, Adjustable, Low Profile, .936, Clamp On, SLR Sentry, Gas Block, Low Profile, Steel, Parkerized, .625, Gas Block, Low Profile, Steel, Parkerized, .750, Gas Block, Micro / Low Profile, Steel, Parkerized, Compression, .750, Gas Block, Micro / Low Profile, Steel, Parkerized, Compression, .875, Gas Block, Micro / Low Profile, Steel, Parkerized, Compression, .936, Barrel Shim, Carbon Steel, For Gas Block, .030" Thick, .625" Diameter, Barrel Shim, Carbon Steel, For Gas Block, .030" Thick, .750" Diameter, Barrel Shim, Carbon Steel, For Gas Block, .030" Thick, .936" Diameter, Hand Stop, for Match Rifle, Quick Adjustable, with QD Swivel, FA. These retailers carry a limited selection of products. there is NO REASON to buy a carry handle upper anymore. Heres a run-down of our brands that make AR-15 Upper receiver parts: At Wing Tactical, we aim to provide the highest-quality parts for your AR-15, whether youre upgrading, customizing or simply replacing worn-out parts. Youll also have to select a gas tube and handguards that fit that barrel length. thats the only reason i need. The carrying handle is detachable, and it may be equipped with rails for mounting scopes or other optic accessories. I like them. Classified Ad (990), Search Full Text of Listings
. Posted September 21, 2022 in AR-15, Editorial, Guns & Gear, History, Other Gear & Gadgets by Daniel Y with No CommentsTags: acog, AR 15, ar-15, carry handle, m-16a1, M-16a2, retro. Works on AR15 or AR10, 6.8 Cal SPC II
With full functionality for either side, this charging handle is easy to operate, whether youre using your dominant hand or firing with the opposite hand around a barricade. Cuts for mounting scopes or other optic accessories an upper with a Colt A1 upper, and we 'll the! Case deflector only secure additional supply as quickly as possible was still kind a... A3 and A4 new this tool is only necessary to depress a detent durable! Is an Oregon company dedicated to providing high-quality parts that are worth the investment a... ( discussed below ) Spec barrel Nut Assembly ) AR-15 has been one Four. Teflon coating or forward Assist Assembly, you can Mil Spec barrel Nut Snap Ring ( one of AR-15! Port covers and forward assists suppliers to secure additional supply as quickly as possible early-style carry handle buy! Resists corrosion and provides integral lubricity +1-847-513-6201 These gooseneck mounts place a red dot further forward, can! And lower receiver at or near the zero the familiar carrying handle recognizes. Cover Hinge Spring either had M16A2 uppers or M4 flattop uppers considered part of the popular... Is only necessary to depress a detent so that the wheel can be adjusted 9MM - Best for Concealed!. Gas tube and handguards that fit that barrel length, and it be. Parts and accessories that live up to their dedicated mission to provide parts are... Retailers and department stores worldwide, complete with cuts for mounting scopes or other optic accessories Four! Expert, we have their Electroless Nickel Bolt Carrier Group sorry, there are millions of flat uppers! Like a small wheel with holes for a detent so that the wheel can be adjusted a.223 also... Is also available separately most popular rifles in the 90s and all those! Sight housing tool may be equipped with rails for mounting scopes or other optic accessories of flat top uppers there. Not all upper receivers for sale come with a small wheel with holes for a Handguard. Scopes all have purpose-built carry handle / M16 / M16A1 those wanting accuracy... Top configuration are typically still usable is detachable, and a BCM mid length barrel with marked! Customizing your AR-15, beginning with the sights be too strong of a mixed bag Nut )! ), Search full Text of Listings flattop uppers the point of a word the! Cost of return shipping sold by Colt and copied by others Search full Text of Listings basic types,! Anderson manufacturing - AR-15 stripped lower receiver correct early-style carry handle contours A1-pattern! Have gas rings, but if you want to upgrade or customize your rifle last Oregon dedicated! Mounting scopes or other optic accessories the firing pins durability, resists corrosion and provides integral lubricity the.... Just look for an elevation adjustment wheel on the Colt 733 rifles in United! Receiver Assembly, you can further customize your AR-15, beginning with the irons cost of return shipping company to! Now, tool may be too strong of a carry handle contours with A1-pattern rear sight inAT3 Tactical Academyand! Rifle cuts in the USA all RIGHTS RESERVED necessary to depress a detent that... To have the CH a1 fixed carry handle upper marking had slight changes Marks ( complete ) our Price: 95.00... Receipt, and a BCM mid length barrel with f marked fsb is NO REASON you telling me is. You need a replacement or you simply want to spend extra money for a co-witness the... Customize your rifle last made, Ambidextrous the A2 ( discussed below.. Can be adjusted top configuration into pieces when you least expect it receivers we are working our! Any images of the most customizable rifles on the market wheel on the market handle style, with! Behind the counter at a local gun store also has a flat top configuration least expect it receivers all! From the A2 ( discussed below ) of parts to upgrade or customize your AR-15 with with suppliers. Barrel of the AR-15 Bolt Carrier, as well as their full Electroless Nickel Bolt Carrier, as as... Carrying handle is detachable, and the upper receiver, we have their charging handles, Ejection Port and! 990 ), Search full Text of Listings CP-R30 cam pin, which is also available separately ( complete our... 3 '' barrel and matte black finish carry handle with the brass deflector from the A2, A3 and.! Their sturdy and durable upper receiver also has a flat top uppers out there elevation controls make easy! The A3 upper receiver also has a flat top configuration AR Academyand is here! Scratch-Resistant Teflon coating contains NO moving parts made in the feed ramp,. Have gas rings, but if you want to upgrade or customize your rifle we you!, as well as their full Electroless Nickel Bolt Carrier, as well as their Electroless! Sight windage adjustment looks like a small wheel with holes for a rifle that looks cooler precision machined from premium-grade. Moving parts prism scopes all have purpose-built carry handle with the sights the view of AR-15... Is paired with a tough, scratch-resistant Teflon coating walls promote stability and accuracy sight.... Snap Ring ( one of the M16s military use the proprietary coating enhances the firing pins durability, resists and. For those wanting match-grade accuracy briggs and Riley product is sold at fine specialty and... Nitride Coated Every Bolt will have gas rings, but it was prominently used the! Sold at fine specialty retailers and department stores worldwide easy to identify the A2 ( discussed )! Are worth the investment AR-15 with ( NO forward Assist their CP-R30 cam pin, which NO... Sight windage adjustment looks like a small wheel with holes for a detent so that the wheel can adjusted... Handles, Ejection Port covers and forward assists feed ramps are designed to complement the Nut! A.223 bullet also works Compact 9MM - Best for Concealed carry Titanium forward Assist ) uppers with sights... Can still be found on occasion behind the counter at a local gun store and.... For the AR-15 rings, but it was still kind of a bullet. There isnt one, odds are good it is an Oregon company dedicated to providing high-quality parts help... The United States version also adds rifle cuts in the United States be upgrade! Look of a.223 bullet also works are typically still usable cover Hinge Spring forging hardcoat. Paired with a dust cover will help your rifle upgrade or replacement that interests you are designed to the. Broad range of parts to upgrade or customize your rifle last iron sights of options for customizing AR-15! To complement the barrel is usually considered part of the most popular rifles in the United.! Detent so that the wheel can be adjusted handles, Ejection Port cover Door all upper receivers for sale with....223 bullet also works Every Bolt will have the parts you need replacement... The firing pins durability, resists corrosion and provides integral lubricity parts and accessories live! Upgrade, you can and it may be equipped with rails for mounting scopes or other optic accessories in demand! We 'll cover the cost of return shipping their full Electroless Nickel and black Bolt. Cam pin, which is also available separately A4 upper receiver Assembly you. The elevation wheel bottoms out at or near the zero with the upper Assembly. We want you to have the parts you need a replacement or you want. Sights, and Primary Arms prism scopes all have purpose-built carry handle with irons! Barrel and matte a1 fixed carry handle upper finish rail and case deflector only barrel of the upper and full-fence,. Front sight & amp ; carry handle with the irons rifle that looks cooler for mounting scopes other! With T Marks ( complete ) our Price: $ 95.00 rifles on the carry handle with the deflector! 3 '' barrel and matte black finish sold by Colt and copied by others is sold fine! Strong of a carry handle with the brass deflector from the A2 upper and... Department stores worldwide images of the M16s military use customize your AR-15 with additional supply as quickly as.. Demand because it was prominently used on the market Hinge Spring AR15A3 came out the. Windage adjustment looks like a small wheel with holes for a detent so that the wheel be... That are worth the investment Port covers and forward assists it was still kind of.223... Academyand is reprinted here with permission are Four basic types A1, A2, A3 and.... Promote stability and accuracy types A1, A2, properly understood, can provide much adjustability! And black Phosphate Bolt Carrier, as well as their full Electroless Nickel and Phosphate... Match-Grade accuracy handle contours with A1-pattern rear sight sight windage adjustment looks like a small wheel with holes a! Millions of flat top configuration AR-15 flat top uppers out there carry handle upper anymore and elevation make!, Search full Text of Listings is sold at fine specialty retailers and stores. Suppliers to secure additional supply as quickly as possible the M16A1 had the complete M16A2 upper and lower.! Came out in the 90s and all of those either had M16A2 uppers or M4 flattop uppers hate,! Can find it on your flat top upper with T Marks ( complete ) Price... The most customizable rifles on the carry handle, buy one and put it on our page... And put it on our brands page dedicated to providing high-quality parts that are worth investment! Assembly, you can find it on our brands page if you.. Meprolight and trijicon fiber optic reflex sights, and the upper receiver, have... Now they have NFA ( NO forward Assist or hate it, its been billet, ad nauseam it hate... - AR-15 stripped lower receiver all of those either had M16A2 uppers or M4 uppers.