ProWildGear Optical 21mm Weaver Picatinny Rail Universal Pistol Mount for Scope and Flashlight Mounting

Made from 6061 t6 aluminium, fits all scopes that fit standard Picatinny rails.
Original sights remain usable.
Facilitates prompt sight alignment.
Easy to install.Additional Machining May Be Required For Some Models.
Measurements: Inner Dimensions: 30.4mm wide x 32.5mm tall - Outer Dimensions: 39.8mm wide x 66.3mm tall x 107mm long - Gross weight: 113g