Pro 4 Front - 15x110mm (Boost) and 15x100mm (Standard, or non-Boost)
- Sealed Stainless Steel cartridge bearings throughout
- Hub shell machined from forged 2014 T6 aluminium billet
- Standard 6 bolt disc fitting
- Unsurpassed reliability
- Larger diameter spoke flange, to build stiffer wheels
- Colours available: Black, Silver, Red, Blue, Purple and Orange
- Weight: 15mm - 181g
- # Holes Available for Standard Hub - 24,28,32,36H
- # Holes Available for Boost Hub - 28,32,36H
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