(1) It corresponds to maximum RPM for hubs without centring. The version with centring (CE ) is also possible for tapered bush hubs (external fit).
See max RPM for the GUF couplings series in the corresponding table.
(2) Version with centring
B01 - INTERNAL FIT available on demand
B02 - EXTERNAL FIT standard
*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.