Shimano Tiagra Triple Chainring 170mm Crank Arms
This triple chainset offers greater ratios of 30, 39 and 52 teeth. This product is ideal for the day long rider and tourer. The crank length is 170mm. This product consists of left and right cranks and the chainrings. Please note that the bottom bracket is not included. Order BB4500B for standard shells or BB4500I for Italian shells. |