Material: Forged alloy and CNC machined cups, Plastic shell. Double sealed cartridge bearings. Shimano ROAD & MTB diameter 24 mm axels. BB Shell: diameter 42 mm X length 86.5 / 89.5 / 92 mm. Pressfit.
Best Price: £10.00 from Merlin Cycles
Wilier BB42 Plastic Shell Bottom Bracket – BB86 / Red Reviews