Osymetric - 52T X 42T BCD 130/5B (SET)

Description:

includes kit d'assemblage, assembly kit included

Non-circular chainring for a gain power of 10% + acceleration

-10% lactic acid: less fatigue

Material: Aluminum 7075 - T6

Compatible: Shimano / FSA / Stonglight

Speed: 11/10

50T+42T
Osymetric BCD 130mm x 5Bolt 50T Chainring +Osymetric BCD 130mm x 5Bolt 42T Chainring