Stag Arms AR-15 Stag 15 Bolt Carrier Group 6mm ARC/6.5 Grendel Type II Left Hand Nitride STAG310890

Faxon Firearms M16 Bolt Carrier Group 6.5 Grendel / 6mm Arc Mil-Spec - M16 Mil-Spec 6.5 Grendel / 6m

The Faxon M16 Bolt Carrier Group for 6.5 Grendel / 6mm ARC offers premium performance for your favorite AR platform. The Faxon Type II (.136 Bolt Carrier Group is made from 9310 tool steel, heat treated and is shot peened to MIL-SPEC. Magnetic Particle... ... more

Aero Precision M4e1 5.56 Assembled Upper Receiver Carbine W/G2 Handguard - M4e1 5.56 Nato Assem Uppr

Aero Precision's M4E1 5.56mm 16" Carbine Upper Receiver comes fully assembled, minus only the bolt/carrier group and charging handle - the two components any AR-15 fan with even a little urge to customize wants to replace anyway. Aero's M4E1 receiver... ... more

Aero Precision M4e1 5.56 Assembled Upper Receiver Carbine W/G2 Handguard - M4e1 5.56 Nato Assem Uppr

Aero Precision's M4E1 5.56mm 16" Carbine Upper Receiver comes fully assembled, minus only the bolt/carrier group and charging handle - the two components any AR-15 fan with even a little urge to customize wants to replace anyway. Aero's M4E1 receiver... ... 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 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 Covenant Left Hand Upper Receiver 6mm 18in Barrel BULL Profile 1-7 Twist 5/8-24 Thread VG6 Gamma Black STAG15112301

Stag Arms AR-15 Covenant Left Hand Upper Receiver 6mm 18in Barrel BULL Profile 1-7 Twist 5/8-24 Thread VG6 Gamma Black STAG15112301. Designed to be the ideal round for match shooting hunting and personal protection. To prevent any confusion the... ... more

Stag Arms AR-15 Pursuit Left Hand Upper Receiver .350 Legend 18in Barrel Hanson Profile 1-16 Twist 1/2-28 Thread VG6 Gamma Black STAG15113502

Stag Arms AR-15 Pursuit Left Hand Upper Receiver .350 Legend 18in Barrel Hanson Profile 1-16 Twist 1/2-28 Thread VG6 Gamma Black STAG15113502. Specifications for Stag Arms AR-15 Pursuit Left Hand Upper Receiver: Manufacturer: Stag Arms Color: Black... ... more

Stag Arms AR-15 Tactical Upper Receiver .300 AAC Blackout 16in Barrel Hanson Profile 1-7 Twist 1/2x28 Left Hand VG6 Delta FDE STAG15113002

Stag Arms AR-15 Tactical Upper Receiver .300 AAC Blackout 16in Barrel Hanson Profile 1-7 Twist 1/2x28 Left Hand VG6 Delta FDE STAG15113002. The handguard provides an uninterrupted picatinny rail along the top which allows room for sights optics and... ... more

Stag Arms AR-15 Pursuit Left Hand Upper Receiver .350 Legend 16in Barrel Hanson Profile 1-16 Twist 1/2-28 Thread VG6 Gamma Black STAG15113512

Stag Arms AR-15 Pursuit Left Hand Upper Receiver .350 Legend 16in Barrel Hanson Profile 1-16 Twist 1/2-28 Thread VG6 Gamma Black STAG15113512. Specifications for Stag Arms AR-15 Pursuit Left Hand Upper Receiver: Manufacturer: Stag Arms Color: Black... ... more

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

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

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 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

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

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-15 Covenant Right Hand Upper Receiver 6mm 18in Barrel BULL Profile 1-7 Twist 5/8-24 Thread VG6 Gamma Black STAG15102301

Stag Arms AR-15 Covenant Right Hand Upper Receiver 6mm 18in Barrel BULL Profile 1-7 Twist 5/8-24 Thread VG6 Gamma Black STAG15102301. Designed to be the ideal round for match shooting hunting and personal protection. To prevent any confusion the... ... more

Stag Arms AR-15 Stag 15 Bolt Carrier Group 5.56/.223/300 Blk Left Hand Phosphate STAG310424

Stag Arms AR-15 Stag 15 Bolt Carrier Group 5.56/.223/300 Blk Left Hand Phosphate STAG310424. 56/.223 caliber This bolt carrier assembly will not work with other companies rifles/upper halves and piston systems. Specifications for Stag Arms AR-15 Stag... ... more

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 Gamma Black STAG15100144

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 Gamma Black STAG15100144. The handguard provides an uninterrupted picatinny rail along the top which allows room for sights optics and... ... more

Stag Arms AR-15 3-Gun Right Hand Upper Receiver 223 WYLDE 16in Barrel Hanson Profile 1-8 Twist 1/2-28 Thread VG6 Gamma Black STAG15103202

Stag Arms AR-15 3-Gun Right Hand Upper Receiver 223 WYLDE 16in Barrel Hanson Profile 1-8 Twist 1/2-28 Thread VG6 Gamma Black STAG15103202. Specifications for Stag Arms AR-15 3-Gun Right Hand Upper Receiver: Manufacturer: Stag Arms Color: Black Finish:... ... more

Stag Arms AR-15 Pursuit Right Hand Upper Receiver .350 Legend 16in Barrel Hanson Profile 1-16 Twist 1/2-28 Thread VG6 Gamma Black STAG15103512

Stag Arms AR-15 Pursuit Right Hand Upper Receiver .350 Legend 16in Barrel Hanson Profile 1-16 Twist 1/2-28 Thread VG6 Gamma Black STAG15103512. Specifications for Stag Arms AR-15 Pursuit Right Hand Upper Receiver: Manufacturer: Stag Arms Color: Black... ... more

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

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

DEMO Stag Arms AR-15 Retro Right Hand Upper Receiver 5.56 NATO 20in Barrel NJ Compliant 1-7 Twist 1/2 x 28 Thread Compensator Black STAG15101013

DEMO Stag Arms AR-15 Retro Right Hand Upper Receiver 5.56 NATO 20in Barrel NJ Compliant 1-7 Twist 1/2 x 28 Thread Compensator Black STAG15101013. Made to mil-spec standards with a removable A3 carry handle and a rifle length thermoplastic handguard... ... more

Stag Arms AR-15 Super Varminter Right Hand Upper Receiver 6.8 SPC 20.77in Barrel BULL Profile 1-11 Twist Black STAG15100811

Stag Arms AR-15 Super Varminter Right Hand Upper Receiver 6.8 SPC 20.77in Barrel BULL Profile 1-11 Twist Black STAG15100811. 8 SPC II) was specifically designed for game hunters. Specifications for Stag Arms AR-15 Super Varminter Right Hand Upper... ... more

Stag Arms AR-15 Retro Right Hand Upper Receiver 5.56 NATO 20in Barrel 1-7 Twist 1/2 x 28 Thread A2 Birdcage Flash Hider Black STAG15101011

Stag Arms AR-15 Retro Right Hand Upper Receiver 5.56 NATO 20in Barrel 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 handguard with... ... more

Stag Arms AR-15 Retro Left Hand Upper Receiver 5.56 NATO 20in Barrel NJ Compliant GOV Profile 1-7 Twist 1/2 x 28 Thread Compensator Black STAG15111013

Stag Arms AR-15 Retro Left Hand Upper Receiver 5.56 NATO 20in Barrel NJ Compliant GOV Profile 1-7 Twist 1/2 x 28 Thread Compensator Black STAG15111013. Made to mil-spec standards with a removable A3 carry handle and a rifle length thermoplastic... ... more

Stag Arms AR-15 Stag 15 Bolt Carrier Group 5.56MM/.223/.300BLK/.350 Legend Left Hand Nickel Boron STAG310755

Stag Arms AR-15 Stag 15 Bolt Carrier Group 5.56MM/.223/.300BLK/.350 Legend Left Hand Nickel Boron STAG310755. 56/.223 caliber This bolt carrier assembly will not work with other companies rifles/upper halves and piston systems. Specifications for Stag... ... more

Stag Arms AR-15 3-Gun Left Hand Upper Receiver 223 WYLDE 16in Barrel Hanson Profile 1-8 Twist 1/2-28 Thread VG6 Gamma Black STAG15113202

Stag Arms AR-15 3-Gun Left Hand Upper Receiver 223 WYLDE 16in Barrel Hanson Profile 1-8 Twist 1/2-28 Thread VG6 Gamma Black STAG15113202. Specifications for Stag Arms AR-15 3-Gun Left Hand Upper Receiver: Manufacturer: Stag Arms Color: Black Finish:... ... more

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

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

Stag Arms AR-15/M16 Stag 15 Bolt Carrier Assembly .224 Valkyrie/6.8 SPC II Right Hand 8620 Steel Phosphate STAG300425

Stag Arms AR-15/M16 Stag 15 Bolt Carrier Assembly .224 Valkyrie/6.8 SPC II Right Hand 8620 Steel Phosphate STAG300425. 224 Valkyrie/6.8 SPC II Bolt Carrier Group is completely assembled and ready for use in any left-handed AR15 or M16 rifle. Made... ... more

Stag Arms AR-15/M16 Stag 15 Bolt Carrier Assembly .224 Valkyrie/6.8 SPC II Left Hand 8620 Steel Nitride STAG310859

Stag Arms AR-15/M16 Stag 15 Bolt Carrier Assembly .224 Valkyrie/6.8 SPC II Left Hand 8620 Steel Nitride STAG310859. 224 Valkyrie/6.8 SPC II Bolt Carrier Group is completely assembled and ready for use in any left-handed AR15 or M16 rifle. Made... ... more

Stag Arms AR-15 Stag 15 Bolt Carrier Group 5.56MM/.223/.300BLK/.350 Legend Right Hand Nickel Boron STAG300755

Stag Arms AR-15 Stag 15 Bolt Carrier Group 5.56MM/.223/.300BLK/.350 Legend Right Hand Nickel Boron STAG300755. 56/.223 caliber This bolt carrier assembly will not work with other companies rifles/upper halves and piston systems. Specifications for Stag... ... more

Stag Arms High Pressure Bolt Carrier Group . 308 Winchester/7.62x51 NATO/6.5 Creedmoor Left Hand Nitride 1.5lb STAG310740

Stag Arms High Pressure Bolt Carrier Group . 308 Winchester/7.62x51 NATO/6.5 Creedmoor Left Hand Nitride 1.5lb STAG310740. Featuring carriers machined from 8620 steel forged gas keys that are properly staked using grade 8 hardware and full... ... more

Stag Arms AR-15 Covenant Left Hand Upper Receiver 6mm 20in Barrel BULL Profile 1-7 Twist 5/8-24 Thread VG6 Gamma Black STAG15112401

Stag Arms AR-15 Covenant Left Hand Upper Receiver 6mm 20in Barrel BULL Profile 1-7 Twist 5/8-24 Thread VG6 Gamma Black STAG15112401. Designed to be the ideal round for match shooting hunting and personal protection. To prevent any confusion the... ... more

Stag Arms AR-15 A3 Flattop Upper Receiver Stripped Direct Impingement Type 3 Hard Coat Anodized Left Hand Black STAG310264

Stag Arms AR-15 A3 Flattop Upper Receiver Stripped Direct Impingement Type 3 Hard Coat Anodized Left Hand Black STAG310264. Specifications for Stag Arms AR-15 A3 Flattop Upper Receiver: Manufacturer: Stag Arms Gun Make: AR Platform Gun Model: AR-15... ... more

Stag Arms AR-15 Covenant Right Hand Upper Receiver 6mm 16in Barrel BULL Profile 1-7 Twist 5/8-24 Thread VG6 Gamma Black STAG15102201

Stag Arms AR-15 Covenant Right Hand Upper Receiver 6mm 16in Barrel BULL Profile 1-7 Twist 5/8-24 Thread VG6 Gamma Black STAG15102201. Designed to be the ideal round for match shooting hunting and personal protection. To prevent any confusion the... ... 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

Black Rain Ordnance Bolt Carrier Group BCG Left Handed Nickel Boron BRO-BCG-LH

Black Rain Ordnance Bolt Carrier Group BCG Left Handed Nickel Boron BRO-BCG-LH. 56x45mm NATO .223 Remington Gun Make: AR Platform Gun Model: AR-15 Hand: Left Condition: New Bolt Material: Steel Carrier Material: 8620 Steel Package Contents: Black Rain... ... more

WMD Guns M16/AR-15 Bolt Carrier Group BCG 6.5 Grendel Type ll NiB-X Nickel 1-NIBXBCG65GRENDEL

WMD Guns M16/AR-15 Bolt Carrier Group BCG 6.5 Grendel Type ll NiB-X Nickel 1-NIBXBCG65GRENDEL. Specifically engineered for NiB-X nickel boron coating to provide long life high reliability and easy cleaning and maintenance. The BCG components are coated... ... 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