Monstrum Deadlock Series Scope Rings 34 mm Diameter 1.45in Center Height. 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. Deadlock Scope Rings are available for 1 inch 30 mm and 34 mm diameter rifle scope tubes. All Monstrum products are backed by a lifetime guarantee. Specifications for Monstrum Deadlock Series 34 mm Diameter Riflescope Rings: Manufacturer: Monstrum Finish: Anodized Tube Diameter: 34 mm Ring Quantity: Pair Quantity: 2 Ring Type: Scope Ring Fabric/Material: 6061 Aircraft Grade Aluminum Weight: 5.8 oz Color: Black Mount Type: Weaver Package Contents: Monstrum Deadlock Series 34 mm Diameter Riflescope Rings Monstrum ZS204H: Deadlock Series Scope Rings 34 mm Diameter 1.45in Center Height