Shimano FC-RX820-1 12-speed 44t crank arm black - 160

The Shimano GRX RX820 44D 12V crank arms are a component designed for gravel bikes that combines durability, lightness, and optimal performance on mixed terrain.These crank arms incorporate HOLLOWTECH II technology, which provides a hollow structure that reduces weight without sacrificing the stiffness necessary for efficient pedalling. They are available in lengths of 160, 165, 170, 172.5, and 175 mm, adapting to different types of cyclists and riding styles.The 44-tooth chainring offers an ideal balance between power and cadence, compatible with 10-45D or 10-51D cassettes, allowing a wide range of gearing to tackle both demanding climbs and fast terrain. Its design facilitates mud clearance, maintaining consistent performance in challenging conditions.Furthermore, the construction of these Shimano crank arms ensures high wear resistance, guaranteeing a long service life even under intensive use.