Shimano FC-R8100 Ultegra Double Crankset - 12 Speed size_and_size2:172.5mm x 34/50t Made of long-staple 100% organic

Made of long-staple 100% organic pima cotton that requires no synthetic chemicals or fertilizers to grow

and security pockets deliver added comfort and utility

UPF protective fabric

Whether shredding powder or sipping cocoa

Shimano FC-R8100 Ultegra Double Crankset - 12 Speed size_and_size2:172.5mm x 34/50t Made of long-staple 100% organicFEATURES of the Shimano FC R8100 Ultegra Double Crankset 12 Speed Optimal balance of stiffness, strength, weight and rotational performance HOLLOWGLIDE structure cuts weight yet maintains strength for better power transfer and quicker, more precise front shifting 52 36 and 50 34 chainring options. 160, 165, 170, 172. 5, and 175 mm crank arm lengths Disclaimer We only ship this brand to US Addresses.