The NEW IQ PRO XT BOW SIGHT is designed with a 6” extension bar which allows you to easily size the scope housing to your peep for precise alignment. The IQ Pro XT also features a 50% smaller Retina Lock for twice the sensitivity and increased downrange accuracy. RETINA LOCK TECHNOLOGY provides instant feedback that will identify even the slightest torque or anchor point change. The adjustment knobs that allow quick and simple adjustment of the elevation and wind-age to precise positions. Tool-free locking knobs allow you to lock your wind-age and elevation positions in place without the use of any tools.Features:Retina Lock TechnologyMicro adjust knobs for wind-age and elevation Stack tight pinsBuilt-in sight levelTool-free locking knobsAdjustable 2nd axisRheostat sight light (sold separately).019 fiber optic pinsWeighs 10.1 oz. Shoot longer distances and tighter groups or your MONEY BACK GUARANTEED!!!