Shop › SANTAN M-LOK3 SLOT PICATINNY RAIL SANTAN M-LOK3 SLOT PICATINNY RAIL $20.00 San Tan Tactical Picatinny Rail, 3 Slot, Fits M-LOK, Black STT-MLOK-3 Quantity: Add To Cart Added! San Tan Tactical Picatinny Rail, 3 Slot, Fits M-LOK, Black STT-MLOK-3