HHA Sports 3000 Optimizer Lite Bow Sight 1 5/8in Diameter .019in Pin. Features micro adjustable windage. Does not accept a light or lens. Specifications for HHA Sports 3000 Optimizer Lite Bow Sight 1 5/8"dia .019" Pin: Material: Machined aluminum Color: Black Mechanical: N Fixed: N Diameter: 1 5/8" Other features: Single pin adjustable sight armour pin technologyr.d.s. technology provides yardage tape in 5 yard increments with quick turn of the dial Other features2: Weighs 8oz1 5/8" housing2' of .019" fiber opticwill not accept light or lens kit Package Contents: HHA Sports 3000 Optimizer Lite Bow Sight 1 5/8" Diameter .019" Pin The HHA Sports 3000 Optimizer Lite Bow Sight 1 5/8"dia .019" Pin is a quality addition to the HHA lineup. For more great deals on Bow and Crossbow Sights by HHA please browse our HHA Archery Equipment page. Adjustable sight with a 1 5/8 sight housing 2 feet of wrapped green fiber optic and bubble level.Features micro adjustable windage. Does not accept a light or lens.