Butler Cr lip-Open Covers Eye Size 13

Objective and Eye piece covers Spring loaded Silent Only the EYE cover has the red button No-one equips you to make the shot in foul weather like Butler Creek. The legendary Flip-Open Scope Covers form an airtight seal against the elements, but silently hinge out of the way at the push of a button. They're the pinnacle of protection and rapid target acquisition. They weigh less than an ounce and are manufactured for all the major optics. Size chart Here