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A hybrid crampon-compatible
snow sports
The Deflect 4 puncture protection belt in the casing shields your tubes from road debris and punctures
1 Extra wire sleeve
Shimano Ult Fc-R8100 172.5 34X50 Drivetrain Tool A hybrid crampon-compatibleAn integral part of the Shimano Ultegra 12 speed road lineup, the FC R8100 crankset builds upon Shimano's legendary front shifting and transmission efficiency. With new refinements for seamless 12 speed shifting, the Ultegra crank is now offered in a wide variety of lengths, bringing performance and improved fit for smaller riders, triathletes, and riders with specific biomechanic requirements. 148mm Q factor 44. 5mm chainline Optimal balance of
