Stainless BB, JIS - 113mm

- Requires Phil cartridge cups and installation tool (sold separately: use PW470* for cups, and PW471* for tools)\n- 17mm proprietary heat treated stainless steel or titanium spindle for maximum durability and minimum flex\n- Phil "X" type cartridge bearing with integral, one piece shell seals out contamination\n- Unique trademark cupped flats for crank arm retention