We s upply  cantilever  and  bootstrap type  masts  ( API-4F)  with static  hook  load  500,000, 750,000, 1,000,000 and 1,500,000 lbs for land and offshore drilling rigs. The cantilever masts are designed to make them easy to move, rig-up and maintain. The bootstrap type masts are specifcally designed for applications with limited location size such as offshore platforms and small land sites.

Substructure (API-4F)

We supply box-on-box, slingshot and swing-lift type substructures (API-4F) with load capacity 500,000, 750,000, 1,000,000 and 1,500,000 lbs. Slingshot and swing-lift are self-elevating substructures. Slingshot is one of the most popular substructure in the industry.