Butler Creek Flip-Open Scope Caps feature a fast, flip-open design to keep your eye on the target. Silent spring hinges that won't spook the game. Water-tight, custom-fit friction anchors them to your scope. Air-tight semi-O-ring keeps dust and moisture off your lens and these caps open with a touch of your thumb, so you can put your shot through the narrow window of opportunity in the most extreme conditions.

KEY FEATURES

• The fast, flip-open design keeps your eye on the target.
• Silent spring hinges won't spook game.
• Water-tight, custom-fit friction mounts anchor them to your scope.
• Air-tight semi-O-ring keeps out dust and moisture.
• Tested to -40degree F.
• Truly ambidextrous.
• Weighs less than an ounce.
• Size 25.4mm