Hunting & Archery Equipment › matador arms upper receiver montgo

Matador Arms Mat9 Upper Receiver 9mm 7.825 in 1-10 Twist 1/2x28 Threads 4150 Lightweight Nitrided FDE MAT9-U-FDE

Matador Arms Mat9 Upper Receiver 9mm 7.825 in 1-10 Twist 1/2x28 Threads 4150 Lightweight Nitrided FDE MAT9-U-FDE. Bufferless compact and reliable. The blowback system runs suppressed or unsuppressed without spring changes. The charging handle is... more

Matador Arms Mat9 Upper Receiver 9mm 7.825 in 1-10 Twist 1/2x28 Threads 4150 Lightweight Nitrided Gray MAT9-U-GRY

Matador Arms Mat9 Upper Receiver 9mm 7.825 in 1-10 Twist 1/2x28 Threads 4150 Lightweight Nitrided Gray MAT9-U-GRY. Bufferless compact and reliable. The blowback system runs suppressed or unsuppressed without spring changes. The charging handle is... more

Stag Arms AR-10 Marksman Left Hand Upper Receiver 6.5 Creedmore 22in Barrel BULL Profile1-10 Twist 5/8X24 Thread VG6 Gamma FDE STAG10111411

Stag Arms AR-10 Marksman Left Hand Upper Receiver 6.5 Creedmore 22in Barrel BULL Profile1-10 Twist 5/8X24 Thread VG6 Gamma FDE STAG10111411. Specifications for Stag Arms 10 Marksman Left Hand 22in 6.5mm Creedmoor Upper Receiver: Manufacturer: Stag Arms... more

Stag Arms AR-15 Tactical Upper Receiver 5.56x45mm NATO 16in Barrel Hanson Profile 1-7 Twist 1/2x28 Left Hand VG6 Gamma Black STAG15110144

Stag Arms AR-15 Tactical Upper Receiver 5.56x45mm NATO 16in Barrel Hanson Profile 1-7 Twist 1/2x28 Left Hand VG6 Gamma Black STAG15110144. The handguard provides an uninterrupted picatinny rail along the top which allows room for sights optics and... more

Rock River Arms Completed Upper Receiver FESP .223 Wylde 16 Inch Barrel Mid Lenght Profile 1-8 Twist 1/2-28 Thread Free-Float Handguard Brake Black

Rock River Arms Completed Upper Receiver FESP .223 Wylde 16 Inch Barrel Mid Lenght Profile 1-8 Twist 1/2-28 Thread Free-Float Handguard Brake Black. 223 Wylde Completed Upper. These AR15 Upper Receivers through the skilled product professionals at Rock... more

Rock River Arms Completed Upper Receiver Carbine .350 Legend 16 Inch Barrel 1-16 Twist 1/2-36 Thread Free-Float Handguard Brake Black 350L0328

Rock River Arms Completed Upper Receiver Carbine .350 Legend 16 Inch Barrel 1-16 Twist 1/2-36 Thread Free-Float Handguard Brake Black 350L0328. 350 Legend Completed Upper then you've found yourself in the right place.. Established working with some of... more

Rock River Arms Completed Upper Receiver R3 .223/5.56mm 18 Inch Barrel Mid-Length Plofile 1-8 Twist 1/2-28 Thread M-LOK Handguard Brake Black

Rock River Arms Completed Upper Receiver R3 .223/5.56mm 18 Inch Barrel Mid-Length Plofile 1-8 Twist 1/2-28 Thread M-LOK Handguard Brake Black. 223 Wylde Completed Upper. These AR15 Upper Receivers from the professional product specialists at Rock River... more

Rock River Arms Completed Upper Receiver Carbine SS .350 Legend 16 Inch Barrel 1-16 Twist 1/2-36 Thread Free-Float Handguard Brake Black 350L0326

Rock River Arms Completed Upper Receiver Carbine SS .350 Legend 16 Inch Barrel 1-16 Twist 1/2-36 Thread Free-Float Handguard Brake Black 350L0326. 350 Legend Completed Upper was developed in order to function as the best product for anyone trying to... more

Matador Arms Upper Reciever Mat-9K 9mm 5 inch Barrel 1-10 Twist 1/2x28 Threads Black 850045441135

Matador Arms Upper Reciever Mat-9K 9mm 5 inch Barrel 1-10 Twist 1/2x28 Threads Black 850045441135. The 9mm upper is machined for maximum weight reduction slim profile and compatibility with bolt catches and lower receivers. The upper is also built with... more

Matador Arms Upper Reciever Mat-9K 9mm 5 inch Barrel 1-10 Twist 1/2x28 Threads Gray 850045441159

Matador Arms Upper Reciever Mat-9K 9mm 5 inch Barrel 1-10 Twist 1/2x28 Threads Gray 850045441159. The 9mm upper is machined for maximum weight reduction slim profile and compatibility with bolt catches and lower receivers. The upper is also built with... more

Rock River Arms Completed Upper Receiver ATH V2 .223/5.56mm 18 Inch Barrel 1-8 Twist 1/2-28 Thread Free-Float Handguard RRA Operator Muzzle Break

Rock River Arms Completed Upper Receiver ATH V2 .223/5.56mm 18 Inch Barrel 1-8 Twist 1/2-28 Thread Free-Float Handguard RRA Operator Muzzle Break. 223 Wylde Completed Upper then you've turned up at the absolute appropriate place.. Established using... more

Matador Arms Upper Reciever Mat-9K 9mm 5 inch Barrel 1-10 Twist 1/2x28 Threads FDE 850045441142

Matador Arms Upper Reciever Mat-9K 9mm 5 inch Barrel 1-10 Twist 1/2x28 Threads FDE 850045441142. The 9mm upper is machined for maximum weight reduction slim profile and compatibility with bolt catches and lower receivers. The upper is also built with a... more

Rock River Arms Upper Receiver A4 .223 Wylde 20 Inch Barrel Varmint Profile 1-8 Twist Free-Float Handguard Black AR0550

Rock River Arms Upper Receiver A4 .223 Wylde 20 Inch Barrel Varmint Profile 1-8 Twist Free-Float Handguard Black AR0550. 223 Wylde Completed Upper was created to be the ideally suited product for anybody looking for an outstanding option.. These AR15... more

Rainier Arms RUC DI 5.56 Nato Partial Upper Receiver Black 10.5 in RA-RUC-DI-10C-PU

Rainier Arms RUC DI 5.56 Nato Partial Upper Receiver Black 10.5 in RA-RUC-DI-10C-PU. Bringing the highest quality parts to the market while offering the best value as well. This partial upper utilizes a direct impingement operating system on their new... more

Rainier Arms Ruc Di 300BLK Partial Upper Receiver Black 10.7 in RA-RUC-DI-300BLK-10-7-PU

Rainier Arms Ruc Di 300BLK Partial Upper Receiver Black 10.7 in RA-RUC-DI-300BLK-10-7-PU. Bringing the highest quality parts to the market while offering the best value as well. This partial upper utilizes a direct impingement operating system on our... more

Rock River Arms Completed Upper Receiver Coyote Rifle .223 Wylde 20 Inch Barrel 1-9 Twist 1/2-28 Thread Free-Float Handguard Vortex Flash Hider Black

Rock River Arms Completed Upper Receiver Coyote Rifle .223 Wylde 20 Inch Barrel 1-9 Twist 1/2-28 Thread Free-Float Handguard Vortex Flash Hider Black. 223 Wylde Completed Upper was created to function as the ideally suited product for anybody trying to... more

Rock River Arms Completed Upper Receiver A4 9MM Luger 10.5 Inch Barrel 1-10 Twist 1/2-36 Thread R4 Handguard A2 Flash Hider Black 9MM0364B

Rock River Arms Completed Upper Receiver A4 9MM Luger 10.5 Inch Barrel 1-10 Twist 1/2-36 Thread R4 Handguard A2 Flash Hider Black 9MM0364B. . Formulated working with several of the very most robust and dependable materials available these AR15 Upper... more

Rock River Arms Completed Pistol Upper Receiver A4 .223/5.56mm 16 Inch Barrel Mid-Length Profile 1-9 Twist 1/2-28 Thread A2 Flash Hider Black AR0375B

Rock River Arms Completed Pistol Upper Receiver A4 .223/5.56mm 16 Inch Barrel Mid-Length Profile 1-9 Twist 1/2-28 Thread A2 Flash Hider Black AR0375B. 223/5.56mm Completed Pistol Upper. These AR15 Upper Receivers through the skilled product... more

Rainier Arms Ruc Pro Mk1 5.56 Nato Partial Upper Receiver Black 12.5 in RA-MK1-12.5-PU-BLK

Rainier Arms Ruc Pro Mk1 5.56 Nato Partial Upper Receiver Black 12.5 in RA-MK1-12.5-PU-BLK. Bringing the highest quality parts to the market while offering the best value as well. This partial upper utilizes a Rainier Arms Low Pro nonadjustable gas... more

Rock River Arms Upper Receiver A4 .223 Wylde 24 Inch Barrel Varmint Profile 1-8 Twist Free-Float Handguard Black AR0575

Rock River Arms Upper Receiver A4 .223 Wylde 24 Inch Barrel Varmint Profile 1-8 Twist Free-Float Handguard Black AR0575. 223 Wylde Completed Upper was created to be the ideally suited product for anybody looking for an outstanding option.. These AR15... more

Rock River Arms Completed Upper Receiver Left Handed RAGE .223/5.56mm 16 Inch Barrel 1/2-28 Thread Free-Float Handguard A2 Flash Hider Black LH0400

Rock River Arms Completed Upper Receiver Left Handed RAGE .223/5.56mm 16 Inch Barrel 1/2-28 Thread Free-Float Handguard A2 Flash Hider Black LH0400. 223/5.56mm Completed Upper then you have turned up at the absolute appropriate spot.. Formulated... more

DEMO Rock River Arms Completed Upper Receiver Left Handed RAGE .223/5.56mm 16 Inch Barrel 1/2-28 Thread Free-Float Handguard A2 Flash Hider Black

DEMO Rock River Arms Completed Upper Receiver Left Handed RAGE .223/5.56mm 16 Inch Barrel 1/2-28 Thread Free-Float Handguard A2 Flash Hider Black. 223/5.56mm Completed Upper then you have turned up at the absolute appropriate spot.. Formulated working... more

Rock River Arms Completed Pistol Upper Receiver A4 .223/5.56mm 16 Inch Barrel Mid-Length Profile 1-9 Twist 1/2-28 Thread A2 Flash Hider w/Gas Block

Rock River Arms Completed Pistol Upper Receiver A4 .223/5.56mm 16 Inch Barrel Mid-Length Profile 1-9 Twist 1/2-28 Thread A2 Flash Hider w/Gas Block. 223/5.56mm Completed Pistol Upper. These AR15 Upper Receivers through the skilled product professionals... more

Rainier Arms Ruc Pro Mk2 5.56 Nato Partial Upper Receiver Black 10.5 in RA-RUC-PRO-MK2-105-PU

Rainier Arms Ruc Pro Mk2 5.56 Nato Partial Upper Receiver Black 10.5 in RA-RUC-PRO-MK2-105-PU. Bringing the highest quality parts to the market while offering the best value as well. This partial upper utilizes a Rainier Arms Low Pro nonadjustable gas... more

Rock River Arms Completed Pistol Upper Receiver A4 .223/5.56mm 20 Inch Barrel Standart Profile 1-9 Twist 1/2-28 Thread A2 Handguard A2 Flash Hider

Rock River Arms Completed Pistol Upper Receiver A4 .223/5.56mm 20 Inch Barrel Standart Profile 1-9 Twist 1/2-28 Thread A2 Handguard A2 Flash Hider. 223/5.56mm Completed Pistol Upper. These AR15 Upper Receivers through the skilled product professionals... more

Mega Arms Maten Billet Upper Receiver Black MEGA-MATEN-UPPER-BIL

Mega Arms Maten Billet Upper Receiver Black MEGA-MATEN-UPPER-BIL. All receivers are precision-machined from solid billet aluminum and are held to extremely tight tolerances and high quality standards to ensure consistent fit and function. With its... more

Stag Arms AR-15 Upper Left Hand Receiver 5.56 NATO 16in Barrel NJ Compliant M4 Profile1-7 Twist 1/2 x 28 Thread Compensator Black STAG15111113

Stag Arms AR-15 Upper Left Hand Receiver 5.56 NATO 16in Barrel NJ Compliant M4 Profile1-7 Twist 1/2 x 28 Thread Compensator Black STAG15111113. Made to mil-spec standards this upper satisfies the need for a standard GI carbine. Featuring a 5.56x45mm... more

Stag Arms AR-10 Long Range Left Hand Upper Receiver 6.5 Creedmore 24in Barrel HBAR-CMV Profile 1-10 Twist 5/8X24 Thread VG6 Gamma FDE STAG10111311

Stag Arms AR-10 Long Range Left Hand Upper Receiver 6.5 Creedmore 24in Barrel HBAR-CMV Profile 1-10 Twist 5/8X24 Thread VG6 Gamma FDE STAG10111311. Specifications for Stag Arms 10 Long Range 24in 6.5mm Creedmoor Upper Receiver: Manufacturer: Stag Arms... more

Stag Arms 15 Tactical Elite 5.56mm Upper Receiver 16in Left Hand Hanson Barrel Profile Mid-Length 1-7 Twist 1/2-28 Thread VG6 Gamma SL FDE

Stag Arms 15 Tactical Elite 5.56mm Upper Receiver 16in Left Hand Hanson Barrel Profile Mid-Length 1-7 Twist 1/2-28 Thread VG6 Gamma SL FDE. 56mm Upper Receiver. Formulated using some of the most strong and long lasting components around these AR15... more

Stag Arms AR-15 Tactical Upper Receiver 5.56x45mm NATO 16in Barrel Maryland Compliant Hanson Profile 1-7 Twist 1/2x28 Left Hand VG6 Delta Nitride

Stag Arms AR-15 Tactical Upper Receiver 5.56x45mm NATO 16in Barrel Maryland Compliant Hanson Profile 1-7 Twist 1/2x28 Left Hand VG6 Delta Nitride. The handguard provides an uninterrupted picatinny rail along the top which allows room for sights optics... more

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

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

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

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

Stag Arms AR-15 Tactical Upper Receiver .300 AAC Blackout 16in Barrel Hanson Profile 1-7 Twist 1/2x28 Right Hand VG6 Delta Black STAG15102022

Stag Arms AR-15 Tactical Upper Receiver .300 AAC Blackout 16in Barrel Hanson Profile 1-7 Twist 1/2x28 Right Hand VG6 Delta Black STAG15102022. The handguard provides an uninterrupted picatinny rail along the top which allows room for sights optics and... more

Stag Arms AR-10 Long Range Right Hand Upper Receiver 6.5 Creedmore 24in Barrel HBAR-CMV Profile 1-10 Twist 5/8X24 Thread VG6 Gamma FDE STAG10101311

Stag Arms AR-10 Long Range Right Hand Upper Receiver 6.5 Creedmore 24in Barrel HBAR-CMV Profile 1-10 Twist 5/8X24 Thread VG6 Gamma FDE STAG10101311. Specifications for Stag Arms 10 Long Range Right Hand 24in 6.5mm Creedmoor Upper Receiver:... more

Rock River Arms Upper Receiver EOP .223 Wylde 18 Inch Barrel Varmint Profile 1-8 Twist Free-Float Handguard Black AR0530

Rock River Arms Upper Receiver EOP .223 Wylde 18 Inch Barrel Varmint Profile 1-8 Twist Free-Float Handguard Black AR0530. 223 Wylde Completed Upper then you have found yourself in the absolute correct location.. These AR15 Upper Receivers through the... more

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

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

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

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

Stag Arms AR-10 Long Range Left Hand Upper Receiver 6.5 Creedmore 24in Barrel NJ Compliant HBAR-CMV Profile 1-10 Twist 5/8X24 Thread VG6 Gamma Black

Stag Arms AR-10 Long Range Left Hand Upper Receiver 6.5 Creedmore 24in Barrel NJ Compliant HBAR-CMV Profile 1-10 Twist 5/8X24 Thread VG6 Gamma Black. Specifications for Stag Arms AR-10 Long Range Left Hand Upper Receiver: Manufacturer: Stag Arms Barrel... more