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.
Objective-24 Fits:
Weight17 grams /0.6 oz
Outside Diameter (inches)1.1 - 1.2 inches
Outside Diameter (mm)28.25-31.25 mm