Park Tool CNW-2 Chainring wrench

The CNW-2 makes installation and removal of the chainring bolt set simple. It securely holds the slotted nut to prevent spinning when tightening or loosening the bolt.

Features:

• Double ended, fits most slotted nuts
• The outer width of both ends of the CNW-2 is nominally 12mm wide.
• One end has two outer tips with a nominal width of 2.7mm each and the other end has tips of 3.8mm each
• The blade thickness is nominally 1.35mm