2 HB type standard hubs (style A, style B ), 1 elastomer and set screws. The types of hubs include: 

-Type HB1, cylindrical bore, feature keyway, with set screw.
-Type HB2, cylindrical bole, without feature keyway, with set screw.
-Type HB3, with spline bore.

· Size: 38-180mm
· Finished Bolt: Max 200mm
· Rated Torque: Up to 35,000N.m
· Material: Carbon Steel
· Surface: Oil, Blacked, Painting, Electrophoresis, other.