Park Tool Chainring Nut Wrench CNW-2

- Securely holds the unique slotted chainring nuts in place to prevent slipping while tightening or loosening the bolt\n- Double ended with one end that has a two outer tips 2.7mm wide each, and the other end has tips of 3.8mm \n- Retailers are not permitted to sell on the Amazon.com marketplace unless authorized in writing by Park Tool