FSA SX Pro No.55 Semi Integrated Headset - Black
by FSA
£34.99from 2 retailers
GTIN04713909532409
EAN4713909532409
MPN130-0026
Prices updated 6 Apr 2026
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Tweeks Cycles
BEST PRICEIn stock£4.50 delivery1 to 4 daysNew
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Product Description
The FSA SX Pro No.55 Semi Integrated Headset is for tapered 44/55mm ID head tubes head tube with forged alloy and CNC machined upper and lower cups.1.1/8" / 1.5", 36°×45° ACBFor tapered 44/55mm ID head tubesFor 1.1/8" to 1.5" tapered forkForged alloy upper cup with CNC machined alloy lower cupUpper: 36°×45° ACB (blue seal)Lower: 1.5" 36°×45° ACB (black seal)Stack height: 18.8+2.4=21.2mmWeight: 110.2gSparesTop Bearing: TH873E (160-0014000000)Bottom Bearing: TH073E (160-6761)Crown Race: H6078 (160-5537)
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