Mastercool MSC-89661PRO (89661-PRO) R134a Manifold Gauge Set with Aluminum Standard Couplers.

This is a dual brass manifold gauge set that is designed to measure the R12 and R134a refrigerant. It has a readout in psi and degrees Fahrenheit, and it is made out of brass for durability.

The Mastercool MSC-83272 aluminum manifold gauge set is a must-have for any enthusiast or tuner. This gauge set includes a wide variety of gauges to help you monitor your engine's performance. The...

) This Mastercool MSC-98661-PRO (Blue R134A and R-12 Dual Manifold Gauge Set with 60" Hose) is a must-have for any enthusiast or mechanic. This gauge set includes a blue R134A and R-12 dual manifold...

This is a manifold conversion kit for the Mastercool MSC-98370 R134A air conditioner. This kit includes a new manifold, hoses, and fittings, and will allow you to use R134A refrigerant in your...

This brass manifold gauge set is perfect for use with your air conditioning or heating system. It includes a set of four gauges, each measuring in inches and degrees Fahrenheit.