Extralite UltraStar 4 expander
Brand:
- Weight: 4.7gr (1" 1/8) - 5.7gr -1" 1/4)
- Expander: ergal 7075 T6 CNC
- Treatment: hard-coat cone, thread and allen head
- Compatible:
standard 1" 1/8, int. 22.8-25.2mm steer tubes
standard 1" 1/4 int. 25-27.2mm steer tubes
- Compatible: standard M6 preload bolts
- It's safe and cool to insert and tune your expander anytime you need without damaging fork steer tube inner surface. Carbon fiber steer tubes require it, steel insert sharp edges can induce fatigue failures.