Flat Rate Shipping

AR-15 Parts

Full .300 Blackout- 20 inch upper receiver with Bolt Carrier Group with custom CERAKOTE

Full .300 Blackout 20 inch upper receiver with Bolt Carrier Group with custom single color CERAKOTE painting according to customer...

AR-15 Parts

Full 5.56MM 16.5 inch upper receiver with Bolt Carrier Group with custom CERAKOTE

Full 5.56MM 16.5 inch upper receiver with Bolt Carrier Group with custom single color CERAKOTE painting according to customer Strike...

HK Parts

HK21 / HK11 Barrel 7.62mm – 14.5 inches “SHORTY”

We are making new HK21/HK11 barrels to fit the new kits that are now currently in progress at our shop....

HK Parts

HK21 Barrel 7.62mm – 17.7 inches

We are making new HK21 barrels to fit the new kits that are now currently in progress at our shop....

HK Parts

HK21 Barrel 7.62mm – 17.7 inches – WITHOUT HARDWARE

This is currently an in production item, current new orders will ship in about 35 days from order. COLD HAMMER...

HK Parts

HK21 Barrel Brass Welding Jig

Solid 360 brass fixture to precisely align your HK21 barrel shroud to the trunnion for welding. Lugs timed identical to...

HK Parts

HK21 Feed Bag Adapter

HK21 Feed Bag Adapter for Mk48 feed bags

HK Parts

HK21E Barrel 7.62mm – 17.7 inches

We are making new HK21E barrels to fit the new kits that are now currently in progress at our shop....

HK Parts

HK21E Barrel 7.62mm – 22.5 inches

We are making new HK21E barrels to fit the new kits that are now currently in progress at our shop....

Firearm Parts

M16A1 – 80 percent receiver – Partial Fence

Cryostructure M16A1 Profile 80 % Receivers with Partial Fence from Billet This lower is the proper receiver for the following...

Firearm Parts

M16A1 – Full Fence – 80 percent receiver

AR-15 Parts

M16A1 – Slabside- 80 percent receiver

Cryostructure M16A1 - Slabside Profile 80 % Receivers from Billet Our lower receiver matches the features of the original M16A1...