Simson Chain Derailleur 9 speed
The Simson Chain Derailleur 9 speed is a high quality bike chain suitable for bikes with 9 (UG) derailleurs. This chain has 112 links and a size of 1/2"x 5/64". The chain can be customized using a Simson chain tool. Put the chain on the sprockets and close the ends of the chain together by snappi...