Our most popular screen accessory! New and improved wider wheel base! Takes the effort out of moving your screens on/off the field. Allows one person to easily transport a screen. Highly recommended for our larger screens! Extra HD steel construction with 8” semi-pneumatic wheels for smooth rolling on turf. Attaches with two clamps. Designed for OIP protective screens, but will fit any brand screen with up to 1⁵⁄₈” dia.