S35 Triangular nut M17x1 for Trek D294, Trek D859, Norco UDH D885, Trek D931 derailleur hangers
Designed to be opened with S34 trail tool.
- M17x1 thread.
- Traingular head design.
Made by Pilo.
For any questions please e-mail us:
To be sure if this the right part, please send us photos of:
1. Your derailleur hanger from both sides;
2. And if possible bike‘s frame part photos, where dropout was attached.