Replacing Furniture Cam Dowel & Lock Pin
Many places call them Cam Connectors ( see: http://www.homedepot.com/s/cam%2520Connecter?NCNI-5 ) and Cam Screws ( see: http://www.homedepot.com/s/cam%2520screw?NCNI-5 ) or take Michael Karas' lead and check out the "Customers who bought this item also bought" section for other offers.