Extralite Ultrastar 4 Expander - 1.1/4" - 5.7 gr.
€23.77
The Ultrastar 4 expander is a practical and lightweight removable accessory which allows the locking of the cap adjusting bolt. The special design allows an extremely wide compatibility with most 1.1/4" oversize carbon or aluminum alloy steerers tubes on the market, they only should have inner diameter between 25.0 and 27.2 mm. It's 7075T6 Aluminum fully CNC made and with only 5.7 grams allows to save a lot of weight from stock headset expander systems. It's compatible with headset caps with M6 bolts. Ultrastar 4 is 100% Made in Italy.