Vortex O-44 Defender Flip Cap Objective
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.
|Outside Diameter (inches)||1.89 – 2.08 inches|
|Outside Diameter (mm)||48-53 mm|