2011 Axon SS Portable heat shrink tunnel with 2 heating zones. SN: T110405ASB. Tunnel 48 in. long, aperture 14 in. wide x 7 in. tall, adjustable height (pneumatic and mechanical), 220 volt, 3 phase, 60 Hz, 80 PSI, SS construction, on casters. Overall Dimensions: 58 in. long x 58 in. wide x 82 in. tall.