Atlas BT Industries M-LOK Rail BT73
Atlas BT Industries M-LOK Rail BT73, The Atlas BT73 M-LOK rail is machined from 6061-T6 aluminum and has been given a Type III anodized hard coat for durability. This rail is compatible with M-LOK hard guards, forends, and buttstocks and features3 usable slots for attaching any picatinny rail mounted bipod, Accu-shot Monopod, and folding fore-grip.