Phil Wood 6805X Waterproof Sealed Cartridge Bearing | 25x37x7mm Color_Black and precision-engineered hubs with elite

and precision-engineered hubs with elite MT-1110 technology for seamless power transfer and braking efficiency

making it a dependable choice for demanding rides

significantly increasing safety in urban or low-light environments

The quick-release (QR) axle system facilitates easy wheel installation and removal

Phil Wood 6805X Waterproof Sealed Cartridge Bearing | 25x37x7mm Color_Black and precision-engineered hubs with elitePhil 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