Tripeak Jetstream Pro Ceramic Pulley Kit 12T/18T (Shimano 11speeds / 12speeds)
Available for:
Black / Dark blue / Light blue / Gold / Orange / Pink / Purple / Red / Green / Silver / Bianchi Green
S...
Tripeak Jetstream Pro ceramic pulley kit (12T/18T). Direct replacement for Shimano rear derailleur pulleys with ceramic bearings. No chain length change required.