Shimano Ultegra FC-R8100 Crankset - 170mm 12-Speed 52/36t Hollowtech II Spindle Interface BLK ModelNumber=11924 Bicycle Tool Set 8Bit sockets:

Bicycle Tool Set 8Bit sockets: Torx 25 and 30 4 5 6 8 and 10mm hex

and Smart Kit

BOTTOM BRACKET: RADIO RACELINE "BSA24"

Color Black Ring Position/Type Single Tooth Count 28 Drivetrain Speeds 11 Chainring BCD 82 Material Steel Defined Color Black

Shimano Ultegra FC-R8100 Crankset - 170mm 12-Speed 52/36t Hollowtech II Spindle Interface BLK ModelNumber=11924 Bicycle Tool Set 8Bit sockets:Shimano Ultegra FC R8100 Crankset 170mm 12 Speed 52 36t Hollowtech II Spindle Interface Black. An integral part of the Shimano Ultegra 12 speed road lineup the FC R8100 crankset builds upon Shimanos 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