The Vortex Defender Flip Cap Objective Lens 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.
- Model 24: Outside diameter: 28.25-31.25 mm | 1.1-1.2 inches
- Model 40: Outside diameter: 45.5-48.5 mm | 1.8-1.9 inches
- Model 56: Outside diameter: 0-56 | 62-66 mm | 2.44 – 2.59 inches