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Create an accountFirst Components HST Expander and Top Cap 32mm
Alloy construction headset expander/compressor unit w/ plain/unbranded topcap
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• Alloy construction headset expander/compressor unit w/ plain/unbranded topcap
• For ø28.6/1-1/8” carbon steerer tubes
• Extended 32mm length supports both the steerer tube and stem for a more secure fit