San Tan Tactical Picatinny Gun Rail 4 Piece Kit Fits M-LOK Black. Specifications for San Tan Tactical Picatinny Gun Rail 4 Piece Kit: Manufacturer: San Tan Tactical Color: Black Finish: Matte Black Gun Rail: M-LOK Additional Features: Rail Included Accessories: Short Cantilever Rails Standard/SureFire Pad Mount Handle Color: Black Blade Finish: Matte Case Finish: Matte Features of San Tan Tactical Picatinny Gun Rail 4 Piece Kit: Mounts to all M-LOK compatible handguards and forends QD Sling Mount accepts any push-button QD swivel Mounting hardware included Machined from Mil-Spec anodized aluminum for durability and lightweight Beveled edges reduce snagging Anti-rotation design prevents swivels from spinning Package Contents: San Tan Tactical Picatinny Gun Rail 4 Piece Kit STT M-LOK QD Sling Mount STT M-LOK 3 Slot Picatinny Rail STT M-LOK 5 Slot Picatinny Rail STT M-LOK 7 Slot Picatinny Rail