Scopes designed to withstand the rigours of crossbows with reticle systems guaranteed to make you a better shot. The Hawke Sport Optics XB30 Compacts feature a Wide Angle optical system designed to give users the maximum view possible, a locking speed adjuster ring (patent pending) ensures the FPS setting is not changed once zeroed. XB30 Compacts feature a multi-line reticle with aim points out to 100 yards incorporating windage bars. The XB30 Compact SR Reticle - Aim points from 20 - 100 yards with 5 yard marks. 10 yard aim points incorporate windage bars and dots to compensate for 10 mph and 20 mph cross winds. Suitable for speeds from 250 fps through 450 fps. Capped Low-Profile Turrets 30mm Mono-Tube Chassis Wide Angle Patented Locking Speed Adjuster Ring Illumination 1/2 MOA Low-Profile Fingertip Turrets Fixed Parallax At 46 Metres 14 Layer Fully Multi-Coated Lenses High Torque Zoom Ring Fast Focus Eyebell Suitable Speeds 250fps - 450fps