The CJ46 is a three legged cantilever type jack-up drilling rig which is part of the well-established GustoMSC CJ series. The series consists of seven distinct types for moderate and harsh environment designs. The CJ46 is the most capable and efficient drilling jack-up for operations in water depths up to 375ft for worldwide operations. The innovative X-Y skidding system provides a large drilling envelope of 70x40ft.

The CJ series further consists of the CJ43, CJ50, CJ54, CJ62, CJ70 & CJ80.