The Ernst Manufacturing ultra stand is a durable, long-lasting work stand designed to safely hold your model while building or maintaining it. The stand will hold most planes from a park flyer-size model up to about a.60 Sport or trainer. Constructed of Lightweight, sturdy plastic, The Ultra stand is fuel proof and not affected by paint or adhesives. Removable cradles push-fit into base and feature adhesive-backed foam rubber padding to protect your model. Measures 9.5 by 18 by 11.5 inches.