The Uni-Plate Mounting Brackets are designed to gain access to bumper or firewall areas on uni-body vehicles. Mounting Brackets connect to the mounting arms provided with the rotisserie. Uni-Plate Mounting Brackets to gain access to firewall and bumper mounts for Uni-body vehicles. 2″ square X 6″ collar with a 6″ X 8″ Flat Plate. Requires end user to drill bolt pattern to match. Weight – 15 lbs. per pair. Item sold Bare Metal. Sold as pair of 2.