outdoor universal tactical keymod direct quick detach 360 degrees rotation hunting sling swivel adapter mount adaptor

type: quick release keymod module strap ring strap ring material: alloy colour: black weight: 49g packing: plastic bag packing size: 55*26*22mm 54*20*23mm 1. please 1-3cm difference according to manual measuremen. 2. real color might be slightly different due to the light and screen