Mounts to virtually any Picatinny or Weaver style rail with the easy-to-use built-in locking screws. Mounts flashlight or laser at a 30 degree offset. Features: 6061 aircraft grade aluminum. Rugged design can withstand heavy use. Easily and securely mounts to Picatinny/Weaver rail. Once installed, it will not budge. Lightweight, low-profile design.