HHA Optimizer Lite Ultra Sight - DS-XL5519 RH Features an exclusive yardage dial that allows for rapid adjustment to the yard between 20 and 60 yards. Sight in at 20 and 60 yards to determine which included sight tape works for your setup.. .019 pin with 6 Feet of fiber optic. 2 diameter scope housing. Weighs 11 oz. Right Handed. Made in USA. Model Number: DS-XL5519-RH.