CNC machined stainless steel lockring with 5mm wall thickness to lock the track cogs.
Fits lockring threads of 1.29x24 tpi, right hand twist.
| Product name: | Surly Lockring for Fixed Cogs | 
| Manufacturer: | Surly Parts | 
| Item code: | SUR116540 | 
| Activity: | Cycling | 
| Usage bikesport: | Road Bike | 
| Cassette accessories: | Lock Rings | 
| Model year: | 2023 | 
| Weight: | 17g | 
| Manufacturer item code: | FW9010 | 
| Manufacturer page: | http://www.surlybikes.com/ |