Park Tool CNW-2 Chainring Nut Wrench

The Park Tool CNW-2 Chainring Nut Wrench makes chainring bolt set installation and removal easy. It securely holds the slotted nut to prevent spinning when tightening or loosening the bolt.

• Details
  • Double-ended to fit most slotted-type nuts
  • The outer width of both ends of the CNW-2 are nominally 12mm wide
  • One end has two outer tips nominally 2.7mm wide each, and the other end has tips of 3.8mm each
  • The blade thickness is nominally 1.35mm