Folding Warning Line Carrier: Help protect workers from dangerous areas around the job site or roof. Cart holds up to 8 Stanchions. This lightweight and compact warning line system is easier to set up and requires less storage space. Spring activated legs lock firmly into place, no lost poles or locking pins. Each Stanchion has a built in handle for easily transporting to and from job sites. Handled cart allows for easy storage as well as effortless transport of stanchions.