abus electric chain hoists are available for a safe working load up to 4 tonnes and feature user friendly advantages such as: extreme low headroom, dual speed lifting as standard, brake linings with exceptionally long las......abus electric chain hoists are available for a safe working load up to 4 tonnes and feature user friendly advantages such as: extreme low headroom, dual speed lifting as standard, brake linings with exceptionally long lasting wear characteristics as well as a large variety of additional features.