Vortex Impact 4000 Ballistic Rail-Mounted Rangefinder other-tools secures the main compartment for

secures the main compartment for travel through customs checkpoints

so the fit can be tightened or loosened as needed

and the rings take a 1-inch scope tube

100 heads per box

swapping out the standard zoom eyepiece for a single fixed magnification built for range and precision-shooting work

Vortex Impact 4000 Ballistic Rail-Mounted Rangefinder other-tools secures the main compartment forThe Vortex Impact 4000 is a ballistic laser rangefinder that mounts directly to a rifle's Picatinny rail alongside the scope, on its own diving board mount, so long range shooters and open country stalkers can range, run the ballistic solution and adjust for wind without ever coming off the gun. It's not a handheld unit it stays on the rifle throughout the shot. It ranges out to 4,000 yards on reflective targets, 2,500 yards on trees and 1,500 yards