FSA Metropolis Chainring 4 Arm 104mm

This chainring of the FSA Metropolis series can convince because of its high durability. It is made from heat treated chromoly steel. For matching colors it is black anodized. Combined with a fitting spider this chainring is also suited for BOSCH E-Bike units and Brose mid-engines. Fitting for derailleur: Single Speed (3/32"") Material: heat treated chromoly steel