Made of Carbon steel. 1.375×24 external thread and internal thread for SDTA Muzzle Devices. Protrudes .50 and are tightened by a 1″ wrench.
Made of Carbon steel. 1.375×24 external thread and internal thread for SDTA Muzzle Devices. Protrudes .50 and are tightened by a 1″ wrench.