Park Tool HCW-4 bottom bracket tool
The HCW-4 features Park's proven “Y” head design with a 36mm box-end on one side and bottom bracket pin spanner on the other.
• 3.5mm steel construction w/ replaceable pins
• shop quality for a lifetime of use
• length: 27cm
This is the tool you need to install & service a Sugino 75, Sugino Super Lap or Hatta R9400 bottom bracket.