Bottom Bracket Tool Set, Adjustable Cup/Cone In Stock Now

Description

A bag full of specialized wrenches to help you remove or install bottom brackets that occur on older or lower end bicycles. The contents include these Park Tool wrenches:

• Crank and Bottom Bracket Wrench (HCW-4)
• Bottom Bracket Wrench (HCW-18)
• Bottom Bracket Lockring Wrench (HCW-5)
• Adjustable Cup Wrench (HCW-11)
• Adjustable Pin Spanner (SPA-6)

This bottom bracket tool set lives in a tough bag for organization and protection.

Often Used With: Adjustable Wrench, Patience :-)

Intended Uses

• Crank and Bottom Bracket Wrench (HCW-4). For bottom brackets that require a wrench with two flats (36mm). The opposite side of these bottom brackets usually require the pin spanner on this wrench.

• Bottom Bracket Wrench (HCW-18). This 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 42mm and 44mm. The opposite end fits three-notch fixed cones with an outside diameter between 42mm and 46mm.

• Bottom Bracket Lockring Wrench (HCW-5). This double-sided bottom bracket lockring hook spanner has a single hook on one side and a hook spanner with 3 notches on the other side for the lockrings. The three-hook end will fit 3-notch lockrings with a maximum outside diameter of 46mm, and minor diameter (in the notches) of 40mm.

• Adjustable Cup Wrench (HCW-11). This wrench fits slotted bottom bracket adjusting cups common on older English bicycles and less expensive bicycles with raised 16mm wrench flats. The opposite end has two prongs that are approximately 23mm x 5mm for cups with recessed slots.

• Adjustable Pin Spanner (SPA-6). This pin spanner has a bunch of uses since the spanner is adjustable and is applicable to bottom brackets that require a spanner.

Special Instructions

Not at this time.

Tool Resources

Diagram

Don't know where the bottom bracket is or what it looks like? The bottom bracket is the component that connects your pedal cranks to the frame. And it generally looks like this:

Image source: "Build a Bike (2 of 8)" from West Town Bikes organization

Instructions & Resources

• Web Copy: “Bottom Bracket Standards and Terminology” by Park Tool. A great start for learning about bottom brackets.
• Web Copy and Video: “Bottom Bracket Service: Adjustable Cup-and-Cone” by Park Tool. For those who work on old school bikes this is a great resource.
• Web Copy and Video: “Bottom Bracket Service: One-Piece Crank” by Park Tool.