Durable steel mast enclosure protects motors gearboxes and electronics. Uses a maintenance-free drive belt for the film carriage. Spectra’s Insta-Thread™ Power Prestretch permits easy film loading and a standard powered prestretch rate of 260%. Handles up to 5-lb loads measuring up to 55”x55”x84”. Wraps up to 50 loads/hr. Turntable provides automatic chain tensioner.