The super-strong machined mounting screw on the hanger can then be easily screwed into the pilot hole. The dual-prong accessory hook provides a great place to hold calls, binoculars, rattling antlers, quiver, etc.360 rotationPatented no unscrewing designExtends up to 20inAccessory hook can be used as pilot holeMounting arm to increase weight toleranceDual prong accessory hook for hanging