Ultimate Arms Gear Tactical Mosin Nagant Rifle Rail Scope Sight Mount + 2.5X20 P4 Mil Dot Rangefinder Long Eye Relief Scout Gun Hunting Sniper Sporting Scope + Scope rings Mosin Nagant Mount fits most Mosin Nagant Rifles Including Most Russian-Polish-Chinese-Hungarian Models M44, 91-30, M91-30 as well as Various 30's- 7.62x54R Carbines. Approximately 6.61" long, This Mount Is Made from High Grade Aircraft Aluminum with a Black Anodized Finish and Will Give you a WEAVER/ PICATINNY 7/8" Rail Mounting Platform for your New Sight. Easy to Install, Approximately 6.61" long, This Mount Is Made from High Grade Aircraft Aluminum with a Black Anodized Finish and Will Give you a WEAVER/ PICATINNY 7/8" Rail Mounting Platform for your New Sight. Black Anodized Aircraft Grade Aluminum. Accepts All Standard Weaver / Picatinny 1913 Accessories. Magnification- 2.5X Fixed. Crystal Clear 20mm Lens . Tube Diameter- 1". P4 Mil Dot Rangefinder Reticle Allows the Shooter to Estimate Range of Target. Full Windage and Elevation Adjustments. Nitrogen Filled, Shockproof, Fogproof, and Water Resistant.