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UFO R-148 BOOST / HG
REAR HUB - For SHIMANO 10/11s* can change into SRAM XD/XDR 11/12s Cassette UFO Hub series are both petal-flange design which can increase spokes rigidity. And both have an extra special function – the grease filling port. You can easy to access for maintaining the ratchet without disassembling. Also you...