Upper Parts

4.5" Dedicated .22LR Barrel Chambered in .22LR 4140 CrMo Medium Taper Profile Salt Bath Nitride Finish 1:16 Twist Rate 1/2x28 TPI Thread Pitch

450 BUSHMASTER BOLT CARRIER GROUP Bolt Extractor Bolt Carrier Gas Key Gun attachment with Cam Pin Firing Pin

5" 5.56 1:5 Twist 4150 Barrel 4150 Chrome Moly Vanadium Medium Profile QPQ Corrosion Resistant Coating Micro Gas System .750 Gas Block Journal 1:5 Twist Rate 1/2x28 TPI Thread Pitch Weight: 12 oz M4 Feed Ramps

5.5" 1:10 Twist 9MM Barrel - Black Nitride Made in the USA Black Nitride Finish 4150 Chromoly Steel Light HBAR Profile 1:10 Twist Chambered in 9X19 Para 1/2X36 Thread Pattern

5.5" 9mm 1:10 Twist 416R Stainless Steel Barrel Made in the USA 5.5" in Length 1:10 Twist Rate 416R Stainless Steel Chambered in 9x19 Para Thread Pattern - 1/2x36  

6" 1:7 Twist .300 Barrel - Black Nitride Made in the USA Black Nitride Finish 4150 Chromoly Steel Light HBAR Profile 1:7 Twist Pistol Length Gas System M4 Feed Ramps Chambered in .300 Blackout Marking Engraved Near Break .750 Gas Platform...

6.5 Grendel Type II/ 6mm ARC Bolt Carrier Group 9310 Steel Bolt Magnetic Particle Inspected Staked Gas Key Black Nitride Finished Carrier Parkerized Finished Bolt Rear Charging Bolt Carrier Group Compatible with 6.5 Grendel and 6mm ARC

7.5" .300 Blackout Complete Barrel Assembly 7.5" AR-15 300 Blackout Barrel  4150 Black Nitride Finish  Light HBar Profile M4 Feed Ramps 300 Blackout (7.62x35) Markings Spiral Engraved Near Break Pistol Length Gas...

AR-15 7.5" 300 Blackout Barrel  416R Stainless Steel Light HBar Profile M4 Feed Ramps 300 Blackout (7.62x35) Markings Spiral Engraved Near Break Pistol Length Gas System  1:7 Twist .750 Gas Platform System 5/8 by 24 Thread 

Ghost Firearms AR-15 7.5" 300 Blackout Barrel  4150 Chromoly Steel Light HBar Profile M4 Feed Ramps 300 Blackout (7.62x35) Markings Spiral Engraved Near Break Pistol Length Gas System  1:8 Twist .750 Gas Platform...

7.5" 5.56 NATO Complete Barrel Assembly 7.5" AR-15 5.56 NATO Barrel  4150 Black Nitride Finish  Light HBar Profile M4 Feed Ramps Markings Spiral Engraved Near Break Pistol Length Gas System  1:7 Twist .750 Gas Platform...

7.5" 5.56 NATO Stainless Steel Complete Barrel Assembly 7.5" AR-15 5.56 NATO Barrel  4150 Black Nitride Finish  Light HBar Profile M4 Feed Ramps Markings Spiral Engraved Near Break Pistol Length Gas System  1:7 Twist ...

Ghost Firearms AR-15 7.5" 5.56 Barrel 4150 Chromoly Steel Contour Profile M4 Feed Ramps 5.56/.223 Chambered in 5.56x45 Markings Spiral Engraved Near Break Pistol Length Gas System 1:7 Twist .750 Gas Platform System Black...

GHOST FIREARMS AR-15 7.5" 7.62x39 BARREL  4150 Chromoly Steel Heavy Barrel Profile M4 Feed Ramps Chambered in 7.62x39 Markings Spiral Engraved Near Break Pistol Length Gas System  1:10 Twist .750 Gas Platform...

7.62 x 39 Complete Bolt Carrier Group Made in the USA Black Nitride Finish Made from Bolt 9310 Steel and Carrier 8620 Steel Works with AR15 Milspec Uppers

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8.3" 9mm 1:10 Twist 416R Stainless Steel Barrel Made in the USA 8.3" in Length 8.3" 9mm Barrel 1:10 Twist Rate 416R Stainless Steel Chambered in 9x19 Para Thread Pattern - 1/2x36  

9" Dedicated .22LR Barrel Chambered in .22LR 4150 Chrome Moly Vandium Medium Taper Profile Salt Bath Nitride Finish 1:16 Twist Rate 1/2x28 TPI Thread Pitch

9/11 NEVER FORGET - 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

9MM BOLT CARRIER GROUP Complete, drop-in carrier/bolt assembly is ramped on the bottom to provide clearance for a factory .223/5.56mm hammer in your 9mm conversion. Eliminates the need to install a dedicated 9mm hammer, so the original fire control...