> 6903 18mm <. OEM spec 2RS bearings. Each Hybrid Ceramic 2RS. Single Ceramic. ONE PAIR OF. silicone nitride ( ceramic Si3N4 ). Bearings should never be installed by pressing on the inner race or rubber seal.
PAIR OF 18307-2RS 6903-18 MR18307 18mm x 30mm x 7mm Thin Section Bike Bearing
Pair Of 6902 2RS/ 61902 Bearings 15x28x7mm Sealed Cartridges Chrome/ SS/Ceramic
Pair Of 15267 2RS Bearing 15x26x7mm Rubber Sealed Cartridges Chrome/ SS/ Ceramic
Pair Of 18307 2RS Bearing 18x30x7mm Rubber Sealed Cartridge Chrome/Ceramic 69032
Pair Of 6001 2RS Bearings 12x28x8mm Rubber Sealed Cartridges Chrome/ SS/ Ceramic
Pair Of 6000 2RS Bearings 10x26x8mm Rubber Sealed Cartridges Chrome/ SS/ Ceramic
