Nikon Omega Muzzleloading BDC 300 3-9X40 Riflescope BDC 300 reticle for instant points of aim Multicoated optics for up to 92% light transmission Constant 5" eye relief protects against magnum-charge recoil Guaranteed Waterproof/Fogproof/Shockproof 1/4-minute click handturn reticle adjustments