Shimano GRX/Ultegra/RX 11 Speed Di2 Mini Hydraulic Groupset
£475
Lengths are: 1200mm, 750mm, 600mm, 350mm x2, 300mm, 150mm. It is what Shimano released about 6months before the launch of GRX. Capable of 11-34 cassettes as standard. The pulley wheels have never even touched a chain.
