JTR rear sprocket 61 to 63 teeth
for 520 chain
self-cleaning
black
Made in the Netherlands
Material: aluminium
Weight: 61t: 628g, 62t: 647g, 63t: 686g
Useful information:
Transmission ratio table
The transmission ratio under consideration of engine sprocket, clutch, countershaft sprocket and rear sprocket shown in a neat and printable table