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.

PRODUCT FEATURES:

Weight 1.0 oz
Outside Diameter (inches) 1.8 - 1.9 inches
Outside Diameter (mm) 45.5-48.5 mm