Rail type: Picatinny. Machined from: Solid 7075 T6 Aircraft Grade Aluminum Finish: Matte Black Center Expansion: 3.5" Overall Bracket Length: 5.452" Height: 0.35" (top of receiver to top of Picatinny) Weight: 2 ounces. Quick Detach Ring Compatible: Yes. Ambidextrous: Yes. Compatible with Picatinny or Weaver scope rings. mounting: #6-48 x 1/4 screws and T-10 bit included Torque specifications: 20 inches/pounds Introducing the new addition to the EGW line; our picatinny mount. We saw the need for a shorter, lighter, stronger range mount, and this is what we came up with after countless hours of prototyping and testing, the Hunter mount was born. : 7075 T6 aluminum for an extremely durable yet lightweight construction Type III hard coat anodizing protects the stand from anything nature can throw at it. Beveled edges provide snag-free hunting. A compact overall length sheds 15% of its weight compared to our other heavy-duty stands. The Bergara Premier, and some Remington 700 models (e.g. 700 Police, 700 LTR) require the base to be drilled for #8 screws. Our Remington 700 mounts that are pre-drilled are only available on our heavy duty platform and are available below. If you wish to drill the bracket yourself, we offer a #8 drilling kit that comes with the appropriate drill bit and screws.