Enduro 21531 LLB Sealed Cartridge Bearing Category-Lubricants & cleaners } Hidden nipples are inverted

} Hidden nipples are inverted and for use with high profile rims

5/16x9=16 (#64)

}Maxxis Shorty Tire - 27

}SRAM Cable Brake Hood Covers Black Fit 2013 Red 10-Speed Red 22 Force 22 Rival 22 Pair

Enduro 21531 LLB Sealed Cartridge Bearing Category-Lubricants & cleaners } Hidden nipples are invertedEnduro 21531 LLB Sealed Cartridge Bearing. Enduro Standard Design Cartridge Bearings. 90% filled with Mobilux NGLI 2 synthetic grease dual lip labyrinth seals If the bearing you are replacing is not marked with a manufacturer number measure it and compare to specifications listed TECH SPECS Bearing O. D. (mm) 31 Bearing I. D. (mm) 21. 5 Manufacturer Number 21531 Material Steel Thickness 7