US Patent 8480520 Adjustable arrow insert assembly and method of use

An insert assembly for an arrow that includes a sleeve and a nut which can selectively secure an arrowhead in a desired rotational position on an arrowshaft wherein the arrowhead has a threaded stem that is fixed relative to the arrowhead. The sleeve is secured at the fore end of the arrowshaft and the nut is positioned at the aft end of the sleeve. The threaded stem is inserted through the sleeve and secured to the nut. In one embodiment, the nut is engaged with a tool inserted through the aft end of the arrowshaft to secure the nut with the arrowhead. In another embodiment, the sleeve includes axially extending crimp arms extending rearwardly from the sleeve to axially capture the nut.