Strongest AR15 BCG XPB Extreme Performance Bolt
This video provides an in-depth review of the Sharps Rifle Co. (SRC) XPB Extreme Performance Bolt Carrier Group. Sootch00, a respected firearms reviewer, details the BCG's construction from S7 tool steel, its Diamond-Like Carbon (DLC) coating for enhanced lubricity and ease of cleaning, and unique design features like relief cuts and tapered bolt lugs. The review covers material advantages over standard Mil-Spec BCGs, quality control measures (HPT/MPI), and performance during live-fire testing, highlighting reduced felt recoil and smoother operation.













