6.5 Grendel AR Build
This guide details the process of building a 6.5 Grendel AR-15 upper receiver, covering component selection and installation. It emphasizes proper torque values for the barrel nut and handguard screws, gas block alignment using a borescope, and the assembly of a 6.5 Grendel bolt carrier group. The video highlights key differences from a standard AR-15 build, such as the barrel, bolt, firing pin, and magazine.











