236WCB2 -Water Cooled Brakes is ready to ship, aslo wear plate, friction disc,friction disc core, spring etc, do you know any other size ? here it is:

108WCB2, 208WCB2, 308WCB2, 114WCB2, 214WCB2, 314WCB2, 118WCB2, 218WCB2, 318WCB2, 418WCB2, 124WCB2, 224WCB2, 324WCB2, 424WCB2, 136WCB2, 236WCB2, 336WCB2, 436WCB2, 148WCB2, 248WCG2, 348WCB2, 448WCB2.

The Water cooled products feature a specially formulated friction material, interfacing with a copper alloy surface(wear plate), which eliminates the stick-slip characteristic associated with ordinary frictional devices.
Applications: Dynamometers, logging equipment, marine mooring systems, slip clutches, tension brakes, unwind stands, drilling rigs.