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Ships within 48 hours · Estimated delivery Aug 31 - Sep 5
Designed for children and riders with smaller heads
Shimano 12-speed chains require the use of the Shimano 12-speed specific chainrings
Drop tail back panel for bike-specific coverage
they are convertible to 10x135
Shimano GRX FC-RX820 1x12 Speed Crankset - 68-70mm Shell - 24mm - Four Bolt - 110 BCD Asymmetric Shimano - 172.5mm - Black - 42T - 49.7mm Chainline YGroup_7742238982189 Designed for children and ridersThe SHIMANO FC RX820 1 crank balances weight savings, optimized efficiency and an array of gearing options that cater to the segmented demands of mixed terrain riding. By pairing a 10 45T or 10 51T cassette with 40T and 42T chainrings, riders can choose closer gear steps or ultimate range. The FC RX820 1 comes in 170, 172. 5, and 175 mm crank arm lengths, providing an additional level of customization.
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