Columbus McKinnon® is a leading designer and manufacturer of rigging products and hoists. CM's product offering includes electric and manual hoists, trolleys, chains, below-the-hook attachments, cranes and more. Established as an innovator in the field of handling systems and services with the development of alloy chain, Hammerloks and the Weston style brake, CM continues to develop new and forward thinking designs for hoists and rigging products.