Sight in your 20 yard pin using the tool¨Cless micro windage and elevation adjustments. For the next pin step back to 30 yards and fine tune at that distance before shooting the remaining pins. Once you have 2 pins sighted in accurately the rest of your pins will be automatically set, it"s that easy. 100% tool¨Cless, micro adjustment, rheostat light, .019 fiber optic, and sight level.