EGW Remington 870 scope bases offer the adaptability of a one-piece picatinny scope rail for your shotgun, eliminating the need for drilling or tapping. These bases are precision-machined from extruded aluminum, featuring picatinny slot-and-rail spacing that facilitates quick and straightforward adjustments to eye relief, providing significant flexibility in scope selection. They are pre-drilled to align with the factory scope mount holes on the shotgun's receiver and are compatible with both picatinny and weaver scope rings. The lightweight tactical mounts incorporate a milled center channel to reduce weight. The full-width cross-slots are manufactured to meet MIL-STD-1913 specifications with a tolerance of +/- 0.002 inches. Constructed from ultra-rigid, extruded 6061-T6 aluminum, the package includes socket head Torx screws and a wrench. EGW advises applying 20 in-lb of torque and a drop of blue Loctite for secure mounting. The EGW Remington 870 scope bases facilitate seamless scope attachment by utilizing existing mount holes, eliminating the need for drilling or tapping Precision-machined from 6061-T6 aluminum, the bases feature picatinny/weaver ring compatibility and a milled center to reduce weight To install, apply 20 in-lb of torque and a drop of blue loctite, the package includes the required Torx screws and a wrench