AR-15 Rifle Setup for Home Defense with Navy SEAL Mark "Coch" Cochiolo
This guide details an expert AR-15 setup for home defense, focusing on a .300 Blackout caliber build compliant with California's featureless rifle laws. It covers essential components like the Ledesma Arms grip, Kaw Valley compensator, Streamlight ProTac light, and Sig Sauer Romeo 5 optic. The guide also includes building a 9mm training AR-15 with a CMMG system for practice and emphasizes magazine color-coding for safety, as explained by former Navy SEAL Mark 'Coch' Cochiolo.













