CLICK IMAGE for more info and price
The ring sizes you need for touring and commuting, bigger than mountain bike cranks, and small thanracing triples?. Strong, forged 6061 T6 aluminum arms in an outstanding looking blast black finish. Alloy rings in 48/38 110mm BCD with shift assist ramps and a 28t x 74mm inner ring 8/9s compatible. Use 68x113mm or 68x118 ISIS BB. Specify Size 170mm, 172.5mm, 175mm. 710g