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Bolany 10s Speed Cassette 10s 11-50t


Bolany 11 13 16 20 24 28 32 36 42 50t 580g (red body and red cap) Brand second hand . This item is exactly as pictured Compatible with SHIMANO and SRAM 10 speed groupset Use it with a 4 tooth bigger chainring to get more top end without sacrificing your low gears. Optimized gear combination and gear ratio Shave bike weight off without sacrificing durability or reliability Optimal balance of lightweight and durability Aluminum body Combination of aluminum and steel gears Bigger chainring to expand your gear range both ways Use it with the same size chainring to climb anything

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