Upper Parts

 6.5 GRENDEL BOLT CARRIER GROUP Nickel Boron treated parts include: Bolt & Extractor (.224 Valkyrie and 6.8 SPC compatible) M16 Cut Bolt Carrier Cam Pin Carrier Key Firing Pin Fail Zero 6.5...

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

FAILZERO 458 SOCOM BOLT CARRIER GROUP NO HAMMER NIB Fail Zero BCG Bolt Gas Key Extractor Bolt Carrier Cam Pin Firing Pin  

6.8 SPC BOLT CARRIER GROUP Nickel Boron treated parts include:  M16 Cut Bolt Carrier High quality bolt carrier assembly, the new Fail Zero nickel boron BCG. With cam pin and carrier key. Bolt...

FAILZERO 7.62X39 NO HAMMER BOLT CARRIER GROUP NIB Nickel Boron treated parts include: Bolt & Extractor (7.62x39 compatible) M16 Cut Bolt Carrier Cam Pin Carrier Key Made In the...

AR10 (.308) BCG - No Hammer Description This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec AR10 upper receivers.  All critical parts are coated with EXO Nickel...

FAILZERO TRIGGER GROUP    KEY FEATURES: Single-stage trigger system 3.5-lb. pull weight Clean break with a short reset Comfortable, rounded trigger Unit weight: 2.6 oz. CNC machined from...

FAILZERO TRIGGER GROUP - FLAT KEY FEATURES: Single-stage trigger system 3.5-lb. pull weight Clean break with a short reset Comfortable, flat trigger Unit weight: 2.6 oz. CNC machined...

FAILZERO LIGHTWEIGHT BOLT CARRIER GROUP Specs  - Carrier weighs only 6.4 oz and complete BCG is only 9.2 oz   - Compatible in all Mil-spec AR Platforms  - All components are EXO Nickel Boron with a...

Failzero M16 Bolt Carrier Group - Nickel Boron Includes: Firing Pin Bolt Carrier Extractor Cam Pin Carrier Key Bolt & Extractor (5.56 / .223 Compatible)

FAXON FIREARMS 7.5" GOV / SOCOM, 5.56 NATO, PISTOL-LENGTH, 4150 QPQ Our 4150 QPQ barrels are the most durable in the industry. Don't take just our word for it, major companies like Robar, Mag...

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

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

FORTIS .750 LOW PROFILE GAS BLOCK Two set screws Made in America Low Profile  The Fortis low profile gas block is

FORTIS .750 LOW PROFILE GAS BLOCK - STAINLESS STEEL Two set screws Made in America Low Profile  The Fortis low profile gas block is de

FORTIS 5.56 MUZZLE BRAKE - 1/2x28 4140 Steel construction Nitride coated 1/2X28 Comes with crush washer Made in the USA The new Fortis Muzzle Brake was

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

Fortis AR-15 Billet Dust Cover - FDE Material: Aircraft Grade 6061-T6 Aluminum Weight - 0.4 oz Length - 3.13" Width - 0.885" Type III Hardcoat Anodize

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

FORTIS AR15 LIGHTWEIGHT ENHANCED K2 ENDPLATE - GOLD Lightweight design at only .55 oz / 16.8 grams total Castle nut and end plate are 7075 T6 Aircraft Grade Aluminum Quick Detach Socket - 360...