EGW's Mosin Nagant mount facilitates the removal of the rear leaf sight and the installation of the base without requiring any unsoldering. This mount is among the most stable options available and utilizes the rear sight housing, eliminating the need for significant modifications to your rifle, unlike some other brands. The EGW Mosin Nagant picatinny scope mount ensures stability by utilizing the rear sight housing for installation, eliminating the need for major rifle modifications Equipped with full-length picatinny cross slots, the mount offers versatile scope and accessory installation, while a center channel preserves iron sight functionality The aluminum mount features a durable type III anodized finish Installation necessitates 20 in-lb of torque and the application of blue loctite