With a rigid beefed-up design with strategically placed lightening cuts to reduce weight - the Monstrum Deadlock Series provides rock-solid mounting of your rifle scope at the absolute minimum amount of weight possible Mounts to any Picatinny or Weaver mounting platform with custom locking bolts that slot seamlessly into your rail - guaranteed to hold zero against the toughest of recoil Mount frame crafted from lightweight 6061 grade aluminum with hardened steel Torx mounting hardware to prevent stripping of the bolts.