Park Tool HCW-5 Double Sided Bottom Bracket Lockring Hook Spanner

• Double-sided hook spanner
• Fits bottom brackets and lockrings
• Single hook on one side
• 3 notch hook spanner on other side

The 3-hook end will fit 3-notch lockrings with a maximum outside diameter of 46mm, and minor diameter (in the notches) of 40mm