Mastercool is the leading manufacturer of professional quality A/C manifold gauge sets. Our manifold gauge sets are constructed of the finest materials and machined with precision to the highest quality standards. At Mastercool, every manifold we build is built to last.

• Professional extruded aluminum gauge set
• Silicone dampened, recalibrateable gauges
• Set of 3 – R134a nylon barrier hoses
• Set of 3 – R12 nylon barrier hoses
• Professional R134a couplers

98660-PROM: Dual R134a/R12 2-Way manifold gauge set includes set of 3 R134a nylon barrier hoses, set of 3 R12 nylon barrier hoses, professional R134a couplers and 3-in-1 side mount can tap valve comes in custom molded carrying case.