C/RING FCRX820-1 12spd single 42T

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The Shimano FC-RX820 GRX 12 speed single chainrings are the perfect replacement for worn or damaged chainrings
Shimano's class leading chainrings offer the optimum balance of light weight and rigidity for precise shifts even under high loads
Featuring a thick thin chainring teeth profile to give you better chain retention and smoother pedalling in the toughest and muddiest of conditions
Designed to work with Shimano?s 12-speed HG+ chain providing more efficiency and improved power transfer
Genuine Shimano replacement chainrings for the FC-RX820 1X cranksets available in 42T, and 40T manufactured from lightweight aluminium and with anodised teeth for increased durability
Shimano part numbers: 42T - Y0SB98020, 40T - Y0SB98010
Compatible chain Shimano HG+ 12-speed