Nikon TurkeyPro Mossy Oak Break-Up BTR Riflescope (1.65-5x36 BTR) Dedicated turkey hunter riflescope with 1.65x to 5x magnification and 35mm objective lens Exclusive Ballistic Turkey Reticle (BTR) allows for clear target recognition even at low power Anti-Reflective Device (ADR) eliminates the glare that often spooks turkeys 5 inches of constant eye relief; multicoated optical system offers 92 percent light transmission Waterproof, fogproof, and shockproof housing; measures 11.14 inches long