• R1270, R290, R600A (gauge p/n RBH-RBL) manifold with gauges, fittings, central tee 1/4" SAE
• Free floating piston valve results in less wear and tear in comparison to market standard twisting piston valves
• Double O-Ring allows for a much better seal resulting in less leaks
• 1.6-gauge class, 80 mm gauge

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

All Mastercool gauges are color coordinated for easy refrigerant recognition.

• Free-floating piston valve results in less wear and tear in comparison to market standard twisting piston valves
• Double O-Ring allows for a much better seal resulting in fewer leaks
• 1.6 gauge class, 80 mm gauges