VORTEX Defender Objective Flip Up Cap Diameter:40mm and a grippy rubber buttpad

and a grippy rubber buttpad anchors the rifle at the rear

The double internal spring-tension system allows the scope to hold zero through shock

cases 35 percent to 70 percent when compared to other lubes

detachable box magazine

The removable mag tube allows you to safely and easily unload your firearm

VORTEX Defender Objective Flip Up Cap Diameter:40mm and a grippy rubber buttpadThis 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