The NEW IQ PRO XT BOWSIGHT 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 windage to precise positions. Tool-free locking knobs allow you to lock your windage and elevation positions in place without the use of any tools.