Features of the B952 series: Durable manufacturing built with a combination 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. The wall arch is tilted at 110 ° for better visibility. Large white numbers on a prominent black scale with red line scales and clear visibility for easy reading. Easy to open and lock tube 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. A full set of 8-foot vinyl-coated wire (when stretched) from coiled tubes that are not made of natural rubber, all suspension devices, and the owner's comprehensive guide. Foreign components are assembled, inspected, and packed in the United States of America. Lifetime warranty on coiled tube. Conform to or exceed ANSI / AMI / ISO 81060-1 standards