HHA Sports Optimizer Ultra Sight 1 Pin .019 LH. One of the most significant advancements in archery sight design in decades these Bow and Crossbow Sights by HHA Sports allow you to shoot by the yard rather than by the yard. Also the HHA Sports Optimizer Ultra Sight is the only sight in its class to offer toolless windage adjustment giving you the freedom to calculate your yardage in exact precision which leads to more accuracy and consistency. Toolless micro windage adjustment on the HHA Sports Optimizer Ultra Sight allows you to tune your sight perfectly to your yardage and shooting style. For the best visibility aim for the HHA Sports Optimizer Ultra 1 Pin Sight. Specifications for HHA Sports Optimizer Ultra Sight: Manufacturer: HHA Sports Additional Features: 1 Pin Condition: New Package Contents: HHA Sports Optimizer Ultra Sight HHA Sports DS-5519-LH: Optimizer Ultra Sight 5519 1 Pin .019 LH