The Strike Industries LINK Angled QD Sling Swivel is compatible with both KeyMod and M-Lok. The Link Angled QD mount offers a natural push and pull installation/removal alongside the rail at 30 degrees instead of driving the QD socket 90 degrees flat into the rail. Once installed, the Link Angled QD retains an unobtrusive angle while slung to avoid binding with other firearms accessories and support hand while in the firing position.Note: LINK screws and nuts provided are not manufacturer by Strike Industries. Please make routine checks that the screws and nuts are secure as part of the preventive maintenance of the firearm.Features30 degree QD mount with anti-rotation built inAngled for easier ergonomic placement & accessibility Durable aircraft grade aluminum constructionLow-profile, snag-free, and features the LINK mounting system (M-Lok and Keymod compatible) Dimensions: length 35mm, height 14 mm, width 16mm, weight.03 oz