Replaceable sprocketnose tips Cannon. These tips fit Cannon Super bar as well as Oregon PowerCut (formerly known as Power Match) bars. The break away design protects the expensive bar body during mishaps. Extra-long shape directs wear onto the nose, away from the body. Nose is easily removed by punching or drilling out the large rivet. New heavy duty nose design comes with 6 rivets to secure the nose sprocket.
 
Part number: CBT-CS-404-S
Fit reference: S2-72-63-4, S1-60-63-4, H1-72-63-4, H1-60-63-4