http://www.dslocks.net/main.htm
Its not often a company comes along and completely re-writes the rules to the game. HOC is doing just that. HOC has innovated D’s Locks, the Grabber and new custom manual wheelchairs. Utilizing the most state of the art technologies, componets, processes, materials, and the finest engineering abilities, HOC is able to create products our competion has yet to dream of.