Bohning fletching jig triple tower FEATURES:-Fletch all 3 vanes at once precisely 120Adeg apart-1Adeg offset arms fletch vanes up to 4"-3Adeg right helical arms fletch vanes up to 4"-Straight arms fletch vanes up to 4" Other Features: Fletch all 3 vanes at once, includes 3 sets of arms for straight,1 degree offset,or 3 degree right helical,vanes precisly 120 degree apart includes center post for standard carbon,f nock,he nock ,a nock,pin nock,& xbow shafts ,clamp release tape,tower rings