MK Machining VTX PA (fits Vortex Viper 6.5-20x) Throw Lever
The only throw lever available for your Vortex Viper with the magnification indicator! Fits 30mm tube 6.5-20x model, not tested on the 1" 3-9x but magnification ring appears the same. One piece design makes for easy installation. Lifetime warranty and satisfaction guaranteed.