Brand: Four Seasons Manufacturer's Part Number: 59198 Part Type: Air Conditioning Service Gauges Product Line: Four Seasons Air Conditioning Manifold Gauge Sets Summit Racing Part Number: FSS-59198 UPC: 096361591981 Hose Length (in.): 72.000 in. Case Included: Yes Quantity: Sold as a kit. Four Seasons Air Conditioning Manifold Gauge Sets Four Seasons air conditioning manifold gauge sets will help diagnose and service your R134a system. These A/C sets include 72 in. yellow， red， and blue hose， large， easy to read gauge displays， high-quality brass quick-disconnect couplers， and other parts for smooth， trouble-free operation. They read 0 to 120 psi on the low side， and 0 to 500 psi on the high side.