Park Tool HCW-18 One Piece Bottom Bracket Wrench

Park Tool HCW-18 One Piece Bottom Bracket Wrench 

The HCW-18 is a double-ended wrench for use on some one-piece crank/bottom bracket systems. One end fits slotted adjusting cones with an outside diameter between 42 mm and 44 mm. The opposite end fits three-notch fixed cones with an outside diameter between 42 mm and 46 mm. Heat-treated and nickel plated for a lifetime of use.