Replacement for Echo Part Numbers: 

For ECHO Chainsaw Models:  CS4010, CS4200, CS4200ES, CS4400, CS4500, CS4500P, CS4510, CS4600, CS-4010, CS-4200, CS-4200ES, CS-4400, CS-4500, CS-4500P, CS-4510, CS-4600, 

1 x Brand New Best Quality Aftermarket Replacement Clutch Drum Spur Sprocket with Bearing, 

CHAIN PITCH .325",
NO OF SPUR TEETH = 7,

This spur type can be used to replace the rim type, 

FREE DELIVERY WITHIN THE UK !