Hawke Sport Optics XB30 2-7x32mm Crossbow Sights XB30 Compact SR 1/2 MOA Low-Profile Black. Specifications for Hawke Sport Optics XB30 2-7x32mm Crossbow Sights: Manufacturer: Hawke Sport Optics Magnification: 2 - 7 x Objective Lens Diameter: 32 mm Reticle: XB30 SR Finish: Matte Tube Diameter: 2 in Adjustment Click Value: 1/2 MOA Weight: 15.3 oz Field of View Linear: 17.4 - 53.8 ft at 100 yds Field of View Angle: 3.3 degrees Eye Relief: 4 in Length: 10.1 in Adjustment Type: MOA Exit Pupil: 4.6 - 16 mm Parallax: Fixed Condition: New Illumination Type: LED Illumination Color: Red Features of Hawke Sport Optics XB30 2-7x32mm Crossbow Sights Fully Multi-Coated lenses Red/Green Illumination Capped 1/2 MOA turrets Locking zoom ring Package Contents: Hawke Sport Optics XB30 2-7x32mm Crossbow Sights Lens Covers Cleaning Cloth Hawke Sport Optics 12224: XB30 2-7x32mm Crossbow Sights XB30 Compact SR 1/2 MOA Low-Profile Black