Finished bore sprockets are finished with induction hardened teeth, this treatment gives a longer lasting life to sprockets.

At YQ-CHINATRANSMISSIONS, we are proud to offer the highest quality stock finished sprockets to our customers. 

For a custom fit on your shaft, these JAPAN STANDARD sprockets can be machined to your exact specifications.

Finished bore sprockets are known as "Type B" or "Type BS" sprockets. These sprockets have a hub on one side with a keyway & 2 setscrews.

All stock sprockets go through high quality control to suit your requirement.