FEATURES: 340 MODEL: Expanded Capacity: Lining Drum 340 has a capacity of up to 32' of 4" liner. Fold Away Transport Handle. Versatile Multi-Port:· Allows integration of CCTV, Smart Heat Cable, or steaming. High Operating Pressure: 25 PSI. Lightweight: 340 is 25.4 lbs. Easy to adapt to either 4” Storz or 4” Camlock. 550 & 780 MODELS: 2 Stage Fast-Action Door: Fast, safe & secure opening & locking Oversized rectangular hatch with large viewing window for easier loading and to see clearly inside without opening door. Expanded Capacity: Lining Drum 550 has a capacity of up to 147' of 4" liner and Lining Drum 780 can hold up to 331' of 4" liner. Removable support ”baffles” inside drum. More liner can be fitted inside when these are removed. Side-to-side switchable turning wheel with foldable handle. Heavy duty friction bands giving unlimited stepless orientation of nozzle can withstand 44lbs suspended 1.6ft in front of front wheel. Quick-release of drum from trolley with dual-purpose securing bands. Good ground clearance for navigating steps and doorsills. Large diameter wheels for rolling on softer surfaces. Sturdy trolley with offset center of gravity/front wheels located further forward, to balance heavier UV curing rigs/equipment. Lightweight: 550 is 110 lbs & 780 is 143 lbs. Narrow: designed to fit through doorways. High Operating Pressure: 25 PSI. Multiport for CCTV, Smart Heat cable or steam application. Easy to adapt to either 6” Storz or 6” Camlock. SPECIFICATIONS: MODEL: PIPE RANGE DRUM WEIGHT DRUM DIMENSIONS(WxLxH) 4" LINER CAPACITY 340 2-4" 25.4 lbs 16.1x14.6x10.9" 32' 550 2-9" 110 lbs 23.2x36.1x40.5" 98' 780 2-9" 143 lbs 24.6x36.1x44.5" 331' *Liner capacity is an estimate and is influenced by liner type, thickness, width and how the drum is loaded.