Rifle ranges are littered with broken flip caps. But the VortexA(R) Defender Flip Cap Objective 50 won't be among them. It's virtually indestructible! Features a snap-flat spring that won't obstruct your line of sight. PLEASE NOTE: Customers are telling us that this item no longer includes a dope card, nor are they available on Vortex's website anymore. Flexible rubber sleeve creates a snug fit over scope Smooth flip-up, easy to clip back down Dual opening tabs for easy access Features 3 stop positions: Vertical, 45Adeg and 90Adeg Fits all Vortex Rifle Scope except the 1" tube ViperA(R) model VPR-M-01BDC, VPR-M-04BDC and VPR-M-03BDC