BMX Gyro Hollow Pin Expander Bolt And Wedge Cone For 21.1 BMX Handlebar Stem
- Hollow centre bolt for gyro type handlebar stem with wedge-shaped cone and washer.
- This will suit the majority of BMX handlebar stems.
- Hollow expander bolts are designed so you can feed your front brake cable through the middle of the stem, allowing complete rotation of the handlebars on bikes with gyro system
- M10 thread
- 160mm length (168mm including hex head)
- 21.1 wedge-shaped cone
