Shimano Fc-R8100 Ultegra 12-Speed Double Chainset, 52 / 36T 172.5Mm. It still uses Shimano’s renowned HollowTech II bottom bracket for durability and smooth running and there is a wide range of crank lengths and ratios available.
Shimano Ultegra Triple Chainset FC-6703
Shimano Ultegra FC-R8100 Ultegra 12-speed double chainset; 50 / 34T 170 mm
Shimano Ultegra R8100 12s Chainset - 175mm-52/36
Shimano Ultegra FC R8100 12 Speed Chainset 165mm 52-36T
Shimano Ultegra Bicycle FC-R8100 12 Speed Double Chainset Grey - 160 MM / 52/36T
Shimano Ultegra FC-R8100 12-Speed Chainset 170mm 50/34 R8100 Brand New Crankset
