This Clutch-Lok QD mount doubles as a muzzle brake for Sig Sauer's 7.62MM SLH/SLX suppressors. It offers a quick and simple attachment of your suppressor and less felt recoil when the suppressor is removed. 

Barrel Interface: 90-degree taper for use with non-SIG SAUER barrels. (A 25-degree version of this item is available for use with SIG SAUER Taper-Lok barrels.)

Thread pitch: 7.62-5/8X24

Material: Inconel super-alloy