After purchase you will receive: 
- wheel nut indicators set for 1 axle (2 wheels) 
- Spare indicator :) 
 
Indicators fits to the standard M2 and NyLock M2 nuts - just push direct to nut :)
You don't need to use glue. 
3D printed from PLA. 
Perfect for adding some realism ;) 
 
This product is intended for people over 14 years of age.