Nightforce Optics Clamp-on Power Throw Lever for NXS Series Riflescopes, fits 43mm Outer Diameter Eyepieces

Instant magnification changes in a fraction of a second, even if you're wearing gloves. The Nightforce Clamp-on Power Throw Lever (PTL) for NXS Series allows you to easily replace the flush insert that your riflescope comes with; with the threaded PTL knob.