Single/ Double Girder Overhead Travelling Crane comes in electronic or hand operated versions in top running or under slung construction. N. K. Engineers, ISO certified company manufactures Single/ Double Girder Overhead Travelling Crane.N. K. Engineers offers a wide range of Cranes, Hoists, Chain Pulley Blocks and Monorail Trolleys for various industrial applications. The Single/ Double Girder Overhead Travelling Crane is available in medium duty or heavy duty specifications and is highly efficient in tough usages.