MGM Switchview 1930SV Vortex Razor HD Gen II Series Scope Magnification Lever Switch view maximizes the efficiency of magnification by assisting in aiming making shootout precise and accurate. Magnification Lever 1930SV Vortex is compatible with various riflescope enhancing its versatility. Installation of Scope Magnification Lever is quite convenient and easy. Throw Lever is constructed of skeletonized, lightweight hard-anodized aluminum, durable and long lasting. Flexible material Switch View is manufactured in America, quality is assured and maintained up-to the level of current market standards.