Patent ID: 7883435

Claim:
A tunable broadhead, comprising: a generally elongated broadhead body having a proximal portion configured to be attached to a shaft and a tip at a distal portion that is configured to facilitate penetration of the tip into an object; a plurality of blades separated circumferentially from each other about a longitudinal axis of the generally elongated broadhead body and extending outwardly from the generally elongated broadhead body; wherein the generally elongated broadhead body includes a bore that extends from a proximal end of the generally elongated broadhead body into the generally elongated broadhead body and is aligned with the longitudinal axis; an extension member having a distal portion positioned within the bore and a proximal portion extending along the longitudinal axis away from the generally elongated broadhead body, wherein the extension member is rotatable within the bore; a releasable locking device configured to releasably affix the extension member relative to the generally elongated broadhead body to prevent the generally elongated broadhead body from being rotated relative to the extension member; and wherein the releasable locking device comprises a threaded set screw threadably attached to a threaded orifice in the generally elongated broadhead body.