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PRO Carbon UD Expander headset star nut, 50 mm

35.99 €
RRP 41.99 €
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From 27.01.2026 (Tuesday) Check availability
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By courier to your home Express courier delivery GLS Express courier delivery DPD
Delivery method on Wednesday 28.01.2026
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At collection points
Delivery method on Wednesday 28.01.2026
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Extended return option up to 100 days More info

PRO Carbon UD Expander hedgehog for head composition

Product features
Safe fixation of the stem and fitting of the head assembly
Suitable for use with carbon neck forks
Lightweight version with a carbon cap
Product details
Length 50 mm
For the inner diameter 1 1/4" (min. 23 mm)
Material cover: UD carbon, expander: aluminum
Weight 67 g
product ID 132952
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PRO
Star nuts and caps PRO
PRO is a subsidiary brand to Shimano, and that is a guarantee for quality. Their offer includes an assortment and components for bikes such as handlebars, stems, saddles, seatposts, wheelsets, phone cases, tools, bar tapes and more.
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