The Greissele | A 13.9” Do-All AR-15 Build
This guide details the advanced installation process for building a custom AR-15, specifically the 'Greissele' build featured by Classic Firearms. It covers component selection and assembly from the lower receiver through the upper receiver, including trigger, safety selector, BCG, charging handle, suppressor, optics, and accessories. The process requires specialized tools and a high level of technical skill for proper execution.












