Davidson Defense Roughneck w/Magpul BTR Brace 12.5-inch Carbine-Gas 1:8 6.5 Grendel AR-15 Freefloat M-Lok Handguard Pistol Full Build Kit

The Davidson Defense Roughneck is a comprehensive carbine build kit tailored for precision with a 6.5 Grendel caliber. It features a 12.5-inch medium profile barrel with a 1:8 twist rate and a carbine-length gas system, ensuring reliability and performance. Constructed from 4150 CrMoV steel with a nitride finish, the barrel is equipped with a micro low-profile gas block and a muzzle device that includes a "Pershing" flash can.

The kit includes a Davidson Defense "Panhead" billet upper receiver, made from Type III hard coat anodized aluminum for durability. A free-float 12-inch M-Lok handguard allows for custom accessory attachment while maintaining a lightweight profile. The assembly is completed with an AR-15 6.5 Grendel II QPQ nitride bolt carrier group, mil-spec charging handle, and a Magpul BTR brace for optimal stability during use. The comprehensive build is ideal for gunsmiths looking for a reliable, versatile platform.