Safari Choice 5-Pin Tool-Less Design Bow Sight, 0.019", Camouflage Tool-less design, all parts Use CNC machining,6061-t6 material, matt black anodize, measurement, unique stainless steel tube pin design for increased durability and brightness. 4.5 x 4.5 Large circular field of view, Aperture has 2 inch Adjustable 2nd and 3Rd axis level with two Vertical bars, level is illuminated by luminescent tape, Reversible bracket for greater Vertical Adjustability Markings for windage/Elevation/pin adjustments Adjustable for left and right handed Shooters, 5 pin,0.019 inch