Switchview Throw Lever adds high-speed versatility to your rifle scope, allowing you to perform magnification changes in seconds without taking your eye from the scope. These sturdy rifle scope accessories give you the leverage you need to adjust the zoom on you scope with little to no effort. Simply install the riflescope accessory over the power ring of your rifle scope, and you'll be able to change the power of the scope with a simple twist of the lever. The Switch View + Zoom Adjust Throw Lever is designed to mount to the ring of both the and the rifle scope, adding to the already dynamic versatility of those scopes. Constructed from hard-anodized, lightweight aluminum, Optics has built an accessory that will last as long as your rifle. Zoom in and out with ease using the Switchview Power Ring Throw Lever for Riflescopes.