G Series Rough Stock Bore (RSB) Exposed Bolts Rigid Hubs

Straight Bore Style-Small Through Hole, Rough Stock (RSB)-Exposed Bolts Rigid Hubs for G Series-Double & Single Engagement Couplings. Rigid hubs are typically used in single engagement or fully rigid coupling designs. The standard configuration is drilled for use with exposed bolt fasteners. Shrouded bolt designs are available as an option.