● Crank arm: Alloy forged crank-arm. BCD: 110, 130.
Length:160, 165, 170, 172.5, 175,
● Chain rings: 52/36, 50/36, 50/34, 48/36, 48/34, 46/34…and others by order,
alloy 7075 CNC machine.
● Color: polish silver.
● Compatible B.B-axle: square(Option:ISIS)
● Chainline: 43.5mm.
