Builders Special .375 SOCOM – Right Handed



Gas Block

Blacken Stainless Barrel


SKU: BS-UPR-RH-1 Category:


As of May of 2022, allow 5-10 days for this item to be built and shipped.

Includes upper receiver, barrel, gas block, gas tube, and complete head-spaced bolt.

Does not include hand guard, bolt carrier assy, charging handle, or muzzle device.

Barrel is installed and feed ramp is extended, blended and polished.  Barrel muzzle is threaded 5/8-24.

All .375 SOCOM barrel are stainless steel – available in 18″, 16″ or 10.5″ lengths.  Optional blackened stainless finish available.

18″ and 16″ available in mid-weight (.875″ gas block) or light weight (.750″ gas block).  10.5″ available in mid-weight only.

18″ and 16″ use a mid-length gas system.

10.5″ is available with pistol length gas system for subsonic shooting, or carbine length gas system for super sonic ammo.

Installed barrel nut is a throw-away unit simply used to hold the assembly together.  Nut may be Blemished.

Allow 5-10 days to ship.