Hawke XB30 Pro 1-5x 24mm Crossbow Scope - XB30 Pro SR - Scopes designed to withstand the rigours of crossbows with reticle systems guaranteed to make you a better shot! The cross represents 2 inches across at their corresponding distance. The range finding bars are floating so the FOV is clear. Bracketing of 4in and 8in on 20yd horizontal line, plus further 4in brackets on dot markings out to 60yds. Suitable for speeds from 215fps through 450 fps. Nitrogen purged. Shockproof. Waterproof. Fog proof. Hawke No-Fault Lifetime Warranty.