Upper Parts

2A Armament .625 Internal Bore Gas Block - Black Blasted and Black Phosphate Coated Low Profile Design 4140 Steel

2A Armament .750 Internal Bore Gas Block Blasted and Black Phosphate Coated Low Profile Design 4140 Steel

2A Armament .750 Internal Bore Titanium Gas  Two Stainless Set Screws Low Profile Design 6AL-4V Titanium Light Weight

2A Armament .875 Internal Bore Gas Block - Titanium Two Stainless Set Screws Low Profile Design 6AL-4V Titanium Light Weight

2A Armament Builder Series .750" Steel Gas Block Precise Manufacturing Long Term Reliability Durable Construction Black Anodized Finish

5.56 NATO - Ejection Port - Dust Cover Standard Steel Ejection Port Dust Cover for use on AR Rifles.  Includes full install kit (cover, rod, spring, and clips).  Made in the USA Custom Laser Engraved

Black Rain Ordnance .750 Adjustable Gas Block .750" Adjustable Low Profile

 .224 VALKYRIE BOLT CARRIER GROUP Bolt Gas Key Extractor Bolt Carrier Cam Pin Firing Pin

Fortis .750 Gas Block - Black Two set screws 4140 Steel Stainless Steel 0.470" Set Screw Spacing

Fortis AR-15 Billet Dust Cover - Black Material: Aircraft Grade 6061-T6 Aluminum Weight - 0.4 oz Length - 3.13" Width - 0.885" Type III Hardcoat Anodize Made in the USA! Includes Spring and C-Clip

Fortis AR-15 Billet Dust Cover Carbon Fiber Look - Black Material: Aircraft Grade 6061-T6 Aluminum Weight - 0.4 oz Length - 3.13" Width - 0.885" Type III Hardcoat Anodize Made in the USA! Includes Spring and C-Clip

Magpul MOE M-LOK Carbine Length Hand Guard - OD GREEN Replaces standard M4 Carbine-type plastic hand guards Compatible with most piston-driven as well as 'direct impingement' gas systems Easy to install utilizing existing delta ring and round...

Magpul XTM Hand Stop Kit - Black 4 Piece XTM Kit Lightweight and Durable Low Profile Rail Mounted Index Point  Improved Weapon Control Prevents the Shooters Hand from Reaching the Muzzle Made in the USA

Odin Works Tunable .750 Low Profile Gas Block - Stainless Steel Fits inside all ODIN Works Forends Fits .750" diameter barrels Weight: 1.90 oz (includes screws and pin) Made from 303 Stainless Steel Nitride finish Includes cross pin, set screws,...

Seekins Precision .750 Adjustable Low Profile Gas Block Melonite Coated Field Adjustable .750" Reduced Wear and Corrosion

Seekins Precision Adjustable Gas Block 40 Position Fine Adjustment Melonite Coated Tool Steel Tool-Less Adjustment

Timber Creek Billet Dust Cover - Black Made in the USA Fits any Mil-spec Upper Ejection Port Made from Aircraft Grade Aluminum Hardcoat Black Anodized Finish  

UTG 1.38" QUICK DETACH SLING SWIVEL - BLACK Constructed from high strength steel

UTG QUICK INSTALL DUST COVER - BLACK Heat resistant polymer Spring-loaded detent Tool-free design for easy installation Fits most MIL-SPEC or billet AR-15 uppers