A hoop of assembly is a mechanical pressure of external tightening. It solidarizes closely and without plays of the hollow shafts on solid shafts.

- Double disc has: it transmits without key of the couples and the great axial loads. Interchangeable with the standards of the market.
- Simple disc has: powerful mechanical connection. Fast tightening without torque wrench.

Absence of pitting corrosion, easy disassembling
Extraordinary report/ratio power obstruction.

3 families diameter 30 to 480
Couples to 1.412.000 Nm