Phil Wood Cartridge Bearings.
- Phil Wood and Company is credited for pioneering the first production sealed bearing cycling components
- 100% filled with Phil Waterproof Grease for maximum durability
- Bearings with an "X" have the same seals as those specified for submersible motor/pump bearings
|ID X OD X W Mm:||12x24x6|
Remarks:Replacement bearing for Shimano, Race Face and FSA external bottom brackets (use with Phil Wood Dust seals PW-4395/4397)