Get target sight accuracy, legendary durability, and easy distance adjustment by simply turning the dial! The NEW Level Head sight ring is far easier to adjust, and far more secure; the level can be customized to fit into the top of the sight ring. The NEW indicator needle is more precise, better protected; and indexable for easy re-sighting should your setup change Splined vertical drive gear increases durability by 80% and provides a quieter, more solid feel! High-performance PhotoChromatic shell - 80% tougher, changes color faster More range and adjustability than traditional hunting moveable sights 54 sight tapes included choose the one that is right for you! Exclusive first axis adjustment keeps sight dialed in at long ranges Works great with one-piece quivers (unlike most moveable sights) Quick, smooth, and quiet adjustment Sculpted base with oversized clamping dovetails 2X or 4X lens adaptable (optional) makes target easier to see Housing size: (inside diameter) 1 3/4 Weight (oz): 9.2 Mounted length: 5 3/4 x 6 1/4 x 6 3/4 Adjustment: Standard base; 1st and 2nd axis adjustability Dovetail base: 1st, 2nd and 3rd axis adjustability Pins: 3 Pins Finish: Black