Aimshot Quick Release Keymod Adapter Picatinny Rail 140mm. Tool free KeyMod quick release for mounting accessories to KeyMod rail sections. 140mm = 5 1/2". Comes with 14 slot picatinny rail that is low profile. Works great to attach most accessories to the KeyMod rails. Accepts most plastic accessories like Vertical Fore Grips AFG (Angle Fore Grip) and other optics lights and lasers. Tool free mounting on KeyMod rails- press down onto KeyMod holes and slide towards muzzle to lock in place. Squeeze buttons on the sides and slide towards receiver to unlock. Solid "click" is heard when it's locked in place. Adjustable bottom screws to fit most thicknesses of metal rail systems (cerakote anodized etc). NEW larger buttons make it easier to mount and remove quick detach from rails. Specifications for AimShot Quick Release Keymod Adapter Picatinny Rail 140mm: Manufacturer: AimShot Length: 8 in Height: 1.8 in Dimensions: 1.80 X 6.10 X 8.00 in Package Contents: Aimshot Quick Release Keymod Adapter Picatinny Rail 140mm Aimshot Quick Release Keymod Adapter Picatinny Rail 140mm