It consists of 2 HH type half shell hubs, 2 sets (or 4 sets) hexagonbolts, 1 elastomer, which can be changed under no need to move driver anddriven equipment. Due to the single elastomer, the types of hubs include:

- Type HH1, Half Shell hub, feather keyway with set screws.
- Type HH2, Half Shell  hub, without feather keyway.

· Size: 19-125mm
· Finished bolt: Max 140mm
· Rated Torque: Up to 12,500N.m
· Hub Material: Carbon steel
· Finish: Anti-rust Oil, Painting, Blacken, Electrophoresis, Other