The GB Professional .404" Pro-Top bar is a durable replaceable sprocket nose bar designed and built for demanding professional users. • One-piece solid steel body with a wider profile. • Extra strong 11 tooth Sprocket, has more “MEAT” at the sprocket gullet. • High-tech alloy steel construction with increased resilience and resistance to bending. • Induction hardened, precision-ground rails. • Replaceable sprocket nose.
