C-Bear OCM-X Aurora Sram Red E1 and Sram Force E1 pulley wheels
Each C-Bear pulley wheel set consist of 2 wheels, upper and lower, both with C-Bear ceramic bearings.
C-Bear OCM, original cage optimized max, fit original cage, no extra spending to purchase another fitting size cage #smart spending.
C-Bear Rainbow Aurora group:
– a hardened surface treatment, more wear resistant
– no holes, simplistic design, easy maintenance, just wipe clean
– designed to eliminate twig-damages
