The king of all stars. It seemed impossible but Extralite improved it again! Its 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.
Weight: 4.7g (1'1/8) / 5.7g (1'1/4)
Expander: 7075 T6 CNC
Compatible: standard 1'1/8 and 1'1/4 steer tubes, standard M6 preload bolts