CeramicSpeed OSPW for Shimano 1011 Spd
$499.00
CeramicSpeed’s Oversized Pulley System frees up to 60 of the friction in your Shimano mechanical derailleurs pulley cage leaving you with a savings of at least 2.4 watts.
$499.00
CeramicSpeed’s Oversized Pulley System frees up to 60 of the friction in your Shimano mechanical derailleurs pulley cage leaving you with a savings of at least 2.4 watts.