This crankset shows sign of use. The logos are faded and both crank arms show some scratches. The teeth also show sign of use. Small chainring must have been replaced to a small size at some point! 

Ratio - 52/42/26

Length - 172.5mm

Model - 6503

More on my website!

https://benscycles-denver.com/products/ultegra-6503-3x-crankset