Vortex Optics Defender Flip Cap Objective Lens 40

This is the last flip cap you will ever need! Virtually indestructible, this cap will fit snugly on nearly all Vortex Optics and features a snap flat spring that will keep your line of sight unobstructed.

Specifications:

• Outside diameter: 45.5-48.5 mm | 1.8-1.9 inches