- Joined
- Mar 19, 2003
- Messages
- 521
huh? What USSR said. The circular cutout piece is common to OTF's of that style. It's a retainer for the release mechanism.
It looks sorta like a vintage potato peeler to me

The BladeForums.com 2024 Traditional Knife is ready to order! See this thread for details:
https://www.bladeforums.com/threads/bladeforums-2024-traditional-knife.2003187/
Price is $300 $250 ea (shipped within CONUS). If you live outside the US, I will contact you after your order for extra shipping charges.
Order here: https://www.bladeforums.com/help/2024-traditional/ - Order as many as you like, we have plenty.