Shimano FC-M523 / FC-MT500-3 10-speed Chainring for Chain Guards

The Shimano 10-speed Chainring for FC-M523 and FC-MT500-3 Cranks with Chain GuardThis Shimano 10-speed chainring for the FC-MT500-3 crank comes in a special version for use with a chain guard ring. It is also compatible with the FC-M523. The chainring has