If you are looking for a durable scope that provides reliable visibility, the RWS 4 to 12 x 50 Airgun Scope is the place to start. The lenses are reinforced to stay in position after both the initial recoil and the shock back forward.
Specifications and Features:
Recoil proof Airgun Shock Reinforcement Technology
4 to 12 times magnification
50 millimeter objective lense
7 steps of luminance brightness
30 millimeter tube