FEATURES-M-LOK 1" Flashlight Mount-100% CNC machined out of 6061 billet aluminum-1.03" internal diameter designed to fit any 1" flashlight-Mount can be placed at 1 5 7 & 11 o'clock positions-Adjusts in 1/2 slot increments for precise accessory placement-No access to back side of the rail is required-Accessories can mount with either end facing forward-Works with both metal & polymer accessories-Includes M-LOK nuts screws & hex wrench