Shimano Ultegra FC-R8100 12-Speed Crankset Crank Arm Length:170mm Premium silver powder coated finish

Premium silver powder coated finish provides an elegant look and design

Color: Matte Black

6 mm) threadless steerer tubes

5mm spacers

Chamois Butt’r lubricates

Shimano Ultegra FC-R8100 12-Speed Crankset Crank Arm Length:170mm Premium silver powder coated finishOUTER RING MATERIAL Aluminum CFRP CRANK AXLE MATERIAL Steel AVERAGE WEIGHT 700g,711g THREADED BB SHELL WIDTH 68 70 CRANK ARM FINISH Anodized COMPATIBLE BB TYPE Outboard CRANK AXLE FINISH Plated GEAR ARMS 4 COMPATIBLE CHAIN CN M8100 SERIES Ultegra INNER RING MATERIAL Aluminum GENERATION R8100 INNER RING FINISH Anodized CRANK ARM LENGTH 160,165,170,172. 5,175 CHAIN RING COMBINATION 50 34,52 36 OUTER RING FINISH Anodized CRANK ARM MATERIAL Aluminum