New Razor Metric Threads for Glock (SIG, H&K) Pistol Factory Threaded Barrels: M13.5-1 Left Hand (Metric, Glock Factory Threaded 9mm) M14.5-1 Left Hand (Metric, Glock Factory Threaded 40cal 10mm) M16-1 Left Hand (Metric, Glock Factory Threaded 45ACP) New Razor AR 9mm Rifle-Carbine Thread: 1/2-36 (9mm AR15 Carbine, special thread)
Awesome! By N. Vanecko on April 16, 2014 Size Name: 5/8″-24TPI Verified Purchase This is an awesome break talons at the end are very sharp. This fit my POF-USA P308 flawlessly and performed better than expected. Five Stars By Glenn E Bell on July 14, 2014 Verified Purchase We’ll made and looks really good on AR via Amazon.com : Razor Tactical Muzzle Brake USA : Sports & Outdoors.