The Opinel CP-00899 Olive Wood measures 4-3/8″ closed.
Not Drunk Review) The Review Nobody Asked For - Opinel No112 Paring Knife : r/chefknives
Facette Steak Knives | Opinel Knives - OPINEL USA
Opinel | No.06 Carbon Steel Folding Knife - OPINEL USA
To open the security collar on my OPINEL i used this pliers. I made it to get the rivet holding tighter the blade. It works to open and close the blade now
Quick and easy handle improvements (steps taken in comments) : r/Opinel