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 XT/Ultegra M8100 12 Speed Hyperglide+ Chain 116 links with quick link
SHIMANO 105 / ULTEGRA 12 SPEED FIT CASSETTE (11-32) BY TIFOSI RRP £61.99
SHIMANO ROAD ULTEGRA 6700 Rear Derailleur Pulley Black (Pair)
Shimano M8100 Ultegra / DEORE XT 12 Speed Bike Chain 126 Links with Quick Link
Shimano Cassette Ultegra R8000 11 Speed 11-32t
Shimano XT Ultegra Bike Chain HG701 11 Speed 116L & QuickLink Sil-Tec
