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Soft and silky touch finish
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the RD-M8100 derailleur features new 13-tooth pulleys that optimally manage chain tension
Knee volume adjustment with strap
because the casing fabrics are very dense
corona miche x2 rd r92 power meter kit upgrade sram Soft and silky touch finishEvery watt you generate deserves to be transmitted with total efficiency. X2 RD is the gear designed for those who demand the best: light, stiff, and able to transfer every watt with absolute precision. The X2 RD R92 and X2 RD R81 are born from the same vision but specialize for different targets. The first was specifically developed for Dura Ace 9200 cranksets, offering the widest range with chainrings from 50 to 56 teeth (50, 52, 54, 55, 56). The