Designed with all-pinned connections, this VESTIL Aluminum Gantry Crane can be easily assembled or disassembled in minutes. All-aluminum construction is lighter weight than traditional steel models, and is perfect for use outdoors or in wet environments. Available with either phenolic casters for use on concrete or black top or pneumatic casters for smooth travel over gravel and dirt surfaces. Complies with CMAA and ANSI specifications. Made in USA.