Vortex Defender Scope Flip Objective Cap Size:40mm You won’t get color fringing

You won’t get color fringing (aberrations) or focus differences as you get farther from the optical center – UV Doublet™ is sharp edge to edge

Built to Brave the Elements

lightweight aluminum construction makes transporting and climbing a breeze

ultra-soft Tencel™ (cellulosic fibers of botanic origin)

Vortex Defender Scope Flip Objective Cap Size:40mm You won’t get color fringingThis 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. Fitment: Essentially all Vortex optic objective lenses. Outside diameter: 32mm: 38 41 mm 1. 5 1. 6 inches 40mm: 45. 5 48. 5 mm 1. 8 1. 9 inches