Durable manufacturing, built from a blend of unbreakable ABS and cast aluminum. Contemporary design of weighted and integrated wire inflation system. A 5 mm unbreakable gradient plastic coiled tube is located inside the slot of the unlimited flow of friction-free mercury. Large white numbers on a prominent black scale with a clear red line of grading for easy reading. Easy open and lock tube for tank to simplify maintenance of devices safely. AD black nylon hoop with ADC size guide marketing system prevents wrong hooping. Invert valve and AD flux with filter barrier protection. It is not made of natural rubber. Foreign components are collected, checked and packed in the United States of America. Lifetime warranty on coiled tube. Conforms to or exceeds European standards SAI / AMI / ISO or 81060-1.
