Shop › CMC M-LOK PICATINNY 5 SLOT BLK CMC M-LOK PICATINNY 5 SLOT BLK $17.99 CMC Triggers M-Lok Picatinny Rail, 5 Slot, Fits M-LOK Rail, 2.5" Long, Anodized Finish, Black 81722 Quantity: Add To Cart Added! CMC Triggers M-Lok Picatinny Rail, 5 Slot, Fits M-LOK Rail, 2.5" Long, Anodized Finish, Black 81722