American Defense Manufacturing 5-H Lever Black ADM 5-H. It features the Patented QD Auto Lock Lever system to accommodate both in spec and out of spec rail systems. Has a two hole pattern of 1.100in. This is the same lever installed on the lever-mounted model of 5-H Atlas Bipod as indicated by "LW17" (BT35-LW17). This lever is compatible with the No Clamp model of 5-H Atlas Bipod as indicated by "NC" (BT35-NC). Specifications for American Defense Manufacturing 5-H Lever: Manufacturer: American Defense Manufacturing Color: Black Weight: 1.89 oz Finish: Hard Coat T3 Mil-Spec Anodize Fabric/Material: 6061-T6 Aluminum Package Contents: American Defense Manufacturing 5-H Lever Two10-32 x 3/8in flathead socket screws American Defense Manufacturing ADM 5-H: 5-H Lever Black