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| Best Seller  | Maxim Defense Industries MD15-1505 Upper Receiver 5.56 Nato 14.5in 5.5in Medium Barrel Pistol 1-7 Twist 1/2x28 Thread M-Slot Handguard Hatebrake Type. R.G is built to handle the fierce demands of the Tier 1 community and designed to install on any... ... more | FREE shipping go to store |
 | Maxim Defense Industries PDX U.R.G. Mil-Spec Upper Receiver 5.56 NATO Hate Brake 1/2-28 Thread 5.5in Barrel Arid Earth MXM-47812. R.G ships with your choice of a Standard Mil-Spec BCG to be used with most common M4 compatible lowers or a PDX/SCW... ... more | FREE shipping go to store |
| Best Seller  | Colt M4 5.56 Upper Receiver Groups - M4 Le6921 Upper Group 14.5in Stripped $20 off $200+. Use code SEPT20Add the Colt legend of reliability to your rifle or build with these complete feature 1/7 RH twist in a chrome lined, button rifled barrel. Available with or without a charging handle, bolt carrier group, and back up sights. All NFA rules apply. NOTE:... ... more
Colt M4 5.56 Upper Receiver Groups - M4 Le6921 Upper Group 14.5in Stripped Add the Colt legend of reliability to your rifle or build with these complete feature 1/7 RH twist in a chrome lined, button rifled barrel. Available with or without a charging handle, bolt carrier group, and back up sights. All NFA rules apply. NOTE:... | go to store |
 | Colt M4 5.56 Upper Receiver Groups - M4 Le6921 Upper Group 14.5in With Bcg And Sights $55 off $500+. Use code SEPT55Add the Colt legend of reliability to your rifle or build with these complete feature 1/7 RH twist in a chrome lined, button rifled barrel. Available with or without a charging handle, bolt carrier group, and back up sights. All NFA rules apply. NOTE:... ... more
Colt M4 5.56 Upper Receiver Groups - M4 Le6921 Upper Group 14.5in With Bcg And Sights Add the Colt legend of reliability to your rifle or build with these complete feature 1/7 RH twist in a chrome lined, button rifled barrel. Available with or without a charging handle, bolt carrier group, and back up sights. All NFA rules apply. NOTE:... | go to store |
 | Fightlite Industries Mcr Barrel Assembly Heavy 5.56 1-7 - Mcr 5.56x45 Nato 12.5" 1-7 Twist Heavy Bar $55 off $500+. Use code SEPT55ARES Defense MCR spare barrels are ready swap with your existing quick change barrel system. Barrels include adjustable gas system. Available in 16.25" or 12.5" lengths. Chambered in 5.56x45mm NATO & feature chrome lined, 1-7 twist bores. Muzzle... ... more
Fightlite Industries Mcr Barrel Assembly Heavy 5.56 1-7 - Mcr 5.56x45 Nato 12.5" 1-7 Twist Heavy Bar ARES Defense MCR spare barrels are ready swap with your existing quick change barrel system. Barrels include adjustable gas system. Available in 16.25" or 12.5" lengths. Chambered in 5.56x45mm NATO & feature chrome lined, 1-7 twist bores. Muzzle... | go to store |
 | Maxim Defense Industries MD15-1505 Upper Receiver 7.62x39mm 14.5in 5.5in Medium Barrel Pistol 1-10 Twist 5/8x24 Thread M-Slot Handguard Hatebrake Type. R.G is built to handle the fierce demands of the Tier 1 community and designed to install on any... ... more | FREE shipping go to store |
 | Maxim Defense Industries MD15-1505 Upper Receiver 7.62x39mm 14.5in 5.5in Medium Barrel Pistol 1-10 Twist 5/8x24 Thread M-Slot Handguard Hatebrake Type. R.G is built to handle the fierce demands of the Tier 1 community and designed to install on any... ... more | FREE shipping go to store |
 | Maxim Defense Industries MD15-1505 Upper Receiver .300 AAC Blackout 14.5in 5.5in Medium Barrel Pistol 1-5 Twist 5/8x24 Thread M-Slot Handguard. R.G is built to handle the fierce demands of the Tier 1 community and designed to install on any Mil-Spec... ... more | FREE shipping go to store |
 | Maxim Defense Industries PDX U.R.G. Mil-Spec Upper Receiver 5.56 NATO Hate Brake 1/2-28 Thread 5.5in Barrel Black MXM-47813. R.G ships with your choice of a Standard Mil-Spec BCG to be used with most common M4 compatible lowers or a PDX/SCW compatible... ... more | FREE shipping go to store |
 | Maxim Defense Industries MDX 505 PDX/SCW Compatible URG Upper Receiver 5.56 NATO Hate Brake 1/2-28 Thread 5.5in Barrel Arid Earth MXM-47834. R.G is built to handle the fierce demands of the Tier 1 community and designed to install on any Mil-Spec lower... ... more | FREE shipping go to store |
 | Aero Precision M4E1 Enhanced Complete Upper Receiver 5.56 NATO 14.5 in Barrel Government Profile 1-7 Twist 12 in M-LOK Handguard Pinned VG6 Epsilon. Key features include the addition of quick disconnect sling sockets enhanced milling design for grip... ... more | FREE shipping go to store |
 | Stag Arms AR-15 Upper Right Hand Receiver 5.56 NATO 16in Barrel M4 Profile 1-7 Twist 1/2 x 28 Thread A2 Birdcage Flash Hider Black STAG15101111. Made to mil-spec standards this upper satisfies the need for a standard GI carbine. Featuring a 5.56x45mm... ... more | FREE shipping go to store |
 | Stag Arms AR-15 Upper Right Hand Receiver 5.56 NATO 16in Barrel Maryland Compliant HBAR Profile 1-7 Twist 1/2 x 28 Thread A2 Birdcage Flash Hider. Made to mil-spec standards this upper satisfies the need for a standard GI carbine. Featuring a 5.56x45mm... ... more | FREE shipping go to store |
 | Aero Precision M4E1 Threaded Complete Upper Receiver 5.56 NATO 14.5 in Barrel Government Profile 1-7 Twist 1/2x28 Thread 12 in ATLAS R-ONE M-LOK. Our proprietary ATLAS attachment system is a durable and dependable mounting platform maintaining a slim... ... more | FREE shipping go to store |
 | Aero Precision M4E1 Threaded Complete Upper Receiver 5.56 NATO 14.5 in Barrel Government Profile 1-7 Twist 1/2x28 Thread 12 in ATLAS S-ONE M-LOK. Our proprietary ATLAS attachment system is a durable and dependable mounting platform maintaining a slim... ... more | FREE shipping go to store |
 | Stag Arms AR-15 Upper Left Hand Receiver 5.56 NATO 16in Barrel Maryland Compliant HBAR Profile 1-7 Twist 1/2 x 28 Thread A2 Birdcage Flash Hider Black. Made to mil-spec standards this upper satisfies the need for a standard GI carbine. Featuring a... ... more | FREE shipping go to store |
 | Stag Arms AR-15 Retro Right Hand Upper Receiver 5.56 NATO 20in Barrel NJ Compliant GOV Profile 1-7 Twist 1/2 x 28 Thread Compensator Black. Made to mil-spec standards with a removable A3 carry handle and a rifle length thermoplastic handguard with... ... more | FREE shipping go to store |
 | AIM Sports Inc Complete AR Pistol Upper Receiver w/ BCG 5.56 NATO 10.5in Barrel M4 Profile Carbine 1-8 Twist 1/2x28 Thread 10M-LOK Free Float. . Developed by using several of the most extremely heavy duty and dependable resources in existence these... ... more | FREE shipping go to store |
 | Maxim Defense Industries MDX 505 PDX/SCW Compatible URG Upper Receiver 300 BLK NATO Hate Brake 5/8-24 Thread 5.5in Barrel Black MXM-47837. R.G is built to handle the fierce demands of the Tier 1 community and designed to install on any Mil-Spec lower... ... more | FREE shipping go to store |
 | Maxim Defense Industries MDX 505 PDX/SCW Compatible URG Upper Receiver 5.56 NATO Hate Brake 1/2-28 Thread 5.5in Barrel Black MXM-47835. R.G is built to handle the fierce demands of the Tier 1 community and designed to install on any Mil-Spec lower... ... more | FREE shipping go to store |
 | Dark Storm Industries DS-15 Typhoon Complete Upper Receiver 5.56 NATO 7.5in Barrel M4 Pistol Profile 1-7 Twist 1/2x28 Thread M-Lok Firestorm Type III. 750 Micro Gas Block andPistol Gas System DSI 7.5" SOCOM 5.56 Threaded 1:7 Nitrite Barrel andDSI... ... more | FREE shipping go to store |
 | Midwest Industries 10.5in CARBINE-LENGTH UPPER RECEIVER GROUP M-LOK 5.56 1/7 TWIST BARREL BLACK MI-556CRM9-U. 5" CARBINE-LENGTH UPPER RECEIVER GROUP M-LOK 5.56 1:7 BARREL BLACK Specifications for Midwest Industries 10.5in CARBINE-LENGTH UPPER RECEIVER... ... more | FREE shipping go to store |
 | Stag Arms AR-15 Tactical Right Hand Upper Receiver 5.56 NATO 7.5in Barrel GOV-CMV Profile 1-7 Twist 1/2 x 28 Thread VG6 Delta Nitride FDE STAG15101922. The handguard provides an uninterrupted picatinny rail along the top which allows room for sights... ... more | FREE shipping go to store |
 | Stag Arms AR-15 Tactical Right Hand Upper Receiver 5.56 NATO 7.5in Barrel GOV-CMV Profile 1-7 Twist 1/2 x 28 Thread VG6 Delta Chromephos FDE. The handguard provides an uninterrupted picatinny rail along the top which allows room for sights optics and... ... more | FREE shipping go to store |
 | Stag Arms AR-15 Tactical Right Hand Upper Receiver 5.56 NATO 10.5in Barrel GOV-CMV Profile 1-7 Twist 1/2 x 28 Thread VG6 Delta FDE STAG15101722. The handguard provides an uninterrupted picatinny rail along the top which allows room for sights optics... ... more | FREE shipping go to store |
 | Daniel Defense DDM4 V7 Upper Receiver 5.56mm NATO 16 inch Barrel Government Mid-length 1-7 Twist M-LOK Handguard Daniel Defense Flash Suppressor. It features a mid-length gas system for smooth reliable cycling and reduced wear on moving parts. A... ... more | FREE shipping go to store |
 | Maxim Defense Industries MD15-1505 Upper Receiver .300 AAC Blackout 14.5in 5.5in Medium Barrel Pistol 1-5 Twist 5/8x24 Thread M-Slot Handguard. R.G is built to handle the fierce demands of the Tier 1 community and designed to install on any Mil-Spec... ... more | FREE shipping go to store |
 | Daniel Defense Upper Receiver with Flash Hider Assembly DD4 RIII URG 5.56x45mm NATO 25 inch 16 inch Barrel Government Profile Mid-length 1-7 Twist. It features a 12.5 inch lightweight RIS III railmodeled after the revolutionary RIS II two-piece... ... more | FREE shipping go to store |
 | Maxim Defense Industries PDX U.R.G. Mil-Spec Upper Receiver 7.62x39 Hate Brake 5/8-24 Thread 5.5in Barrel Black MXM-47811. R.G ships with your choice of a Standard Mil-Spec BCG to be used with most common M4 compatible lowers or a PDX/SCW compatible... ... more | FREE shipping go to store |
 | Tiger Rock Complete Upper Receiver AR-15 5.56 NATO 16in Mid Length 1-7 Twist w/ 16in Keymod Handguard Black Large UB15-FKM16. The Upper Receiver 16in Barrel and Bolt Carrier Group are made in specialized factories Included is a 16in Free Float Keymod... ... more | FREE shipping go to store |
 | Maxim Defense Industries MDX 505 PDX/SCW Compatible URG Upper Receiver 300 BLK NATO Hate Brake 5/8-24 Thread 5.5in Barrel Arid Earth MXM-47836. R.G is built to handle the fierce demands of the Tier 1 community and designed to install on any Mil-Spec... ... more | FREE shipping go to store |
 | Stag Arms AR-15 Tactical Right Hand Upper Receiver 5.56 NATO 16in Barrel Hanson Profile 1-7 Twist 1/2 x 28 Thread VG6 Delta Black STAG15100142. The handguard provides an uninterrupted picatinny rail along the top which allows room for sights optics and... ... more | FREE shipping go to store |
 | Stag Arms AR-15 Tactical Left Hand Upper Receiver 5.56 NATO 16in Barrel Hanson Profile 1-7 Twist 1/2 x 28 Thread VG6 Delta Nitride Black STAG15110142. The handguard provides an uninterrupted picatinny rail along the top which allows room for sights... ... more | FREE shipping go to store |
 | Stag Arms AR-15 Tactical Right Hand Upper Receiver 5.56 NATO 16in Barrel Maryland Compliant Hanson Profile 1-7 Twist 1/2 x 28 Thread VG6 Delta Nitride. The handguard provides an uninterrupted picatinny rail along the top which allows room for sights... ... more | FREE shipping go to store |
 | Stag Arms AR-15 Retro Right Hand Upper Receiver 5.56 NATO 20in Barrel GOV Profile 1-7 Twist 1/2 x 28 Thread A2 Birdcage Flash Hider Black STAG15101011. Made to mil-spec standards with a removable A3 carry handle and a rifle length thermoplastic... ... more | FREE shipping go to store |
 | Stag Arms AR-15 Upper Right Hand Receiver 5.56 NATO 16in Barrel NJ Compliant M4 Profile 1-7 Twist 1/2 x 28 Thread Compensator Black STAG15101113. Made to mil-spec standards this upper satisfies the need for a standard GI carbine. Featuring a 5.56x45mm... ... more | FREE shipping go to store |
 | Aagil Arms Complete AR-15 5.56 NATO Upper Assembly 16in Barrel Length Carbine 1-7 Twist w/ 15in Clamp on Key Mod Cerakote Olive Drab Green Medium. It is assembled with a carbine length gas system and a mid-length gas system. It has a carbine length gas... ... more | FREE shipping go to store |
 | Maxim Defense Industries MDX 505 PDX SCW PDW Brace Upper Kit 5.56 NATO 14in Hate Brake 1/2-28 Thread 5.5in Barrel Type III Hardcoat Anodized Black. 75 inches with the stock collapsed. These AR15 Upper Receivers are a cut above what you get anywhere... ... more | FREE shipping go to store |
 | Maxim Defense Industries PDX U.R.G. Mil-Spec Upper Receiver 7.62x39 Hate Brake 5/8-24 Thread 5.5in Barrel Arid Earth MXM-47810. R.G ships with your choice of a Standard Mil-Spec BCG to be used with most common M4 compatible lowers or a PDX/SCW... ... more | FREE shipping go to store |
Ads related to Maxim Defense Industries MD15-1505 Upper Receiver 5.56 Nato 14.5in 5.5in Medium Barrel Pistol 1-7 Twist 1/2x28 Thread M-Slot Handguard Hatebrake Type
