The 30mm Red Dot offers ultra-fast target acquisition, pinpoint accuracy and wide field of view... making it perfect for your crossbow! Finger-adjustable rheostat, integrated mount, unlimited eye relief and anti-reflective multi-coated optics. Comes with 1-year limited Red Dot Warranty. 1X magnification for parallax-free views 30mm objective 3.5 MOA red dot reticle Finger-adjustable rheostat for variable reticle brightness control Multi-coated optics for exceptional light transmission 1" MOA click adjustments for windage and elevation F.O.V. @ 100 yds. is 68' Unlimited eye relief 30mm tube diameter with Matte Black finish Order today!