More Details

Park Tool HCW-4 — Crank and Bottom Bracket Wrench

The HCW-4 is a double-ended wrench designed for versatile use on adjustable cup-and-cone bottom brackets. One end fits the raised 36 mm wrench flats commonly found on fixed cups, while the opposite end features a pin spanner with two pins to fit many adjusting cups with pin holes. Heat-treated and nickel-plated, this wrench is built for durability and a lifetime of use.

Features:

  • Pin center-to-center distance: 29 mm

  • Pin diameter: 2.2 mm nominal

  • Double-ended for maximum versatility

  • Heat-treated and nickel-plated steel for long-lasting performance