The DNZ Winchester Scope Mount comes in four different variations to fit different Winchester models. Every model is machined with a one-piece design to ensure pinpoint accuracy and that there are no moving parts between your scope and your weapon. The DNZ Winchester Scope Mount can be installed quickly and easily with no tools required - its unique design even eliminates the need for windage screws. This scope mount features a design that ensures perfect ring alignment with no lapping needed - the placement of the rings even allows for extra eye relief adjustment.