Update your old clamp or add a helical clamp The Pro Class jig has a quick-set magnetic clamp with larger grips for easy operation.

Straight - Designed to give the perfect fletch placement for those wanting a straight fletch with or without an offset

RW Helical - ideal for creating tight, accurate right-wing helical fletches. 

LW Helical - Designed to give the perfect fletch placement for those wanting a "left wing" helical fletch