Otis AR Lock Block, Black

Facilitates the expedited removal and installation of barrels and handguards, while enabling the effortless handling of seized barrel nuts. The tool is secured in a standard bench vise and locks into the barrel extension, preventing twisting and minimizing the risk of surface damage. To address variations in internal receiver dimensions available in the market, it incorporates a bronze bushing, allowing compatibility with slightly smaller internal specifications. The tool engages its locking lug