Strike Industries LINK, Angled QD Mount, Fits M-LOK/KeyMod Rail Systems, Black SI-LINK-AQD-BK Compatible with both KeyMod and MLOK" Strike Industries 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.