M2-23131 JB Industries Standard Brass Manifold R-22/R-134A/R-404A with 3-1/8" 1% Accuracy Gauges and CCLE 60" Hoses - MANIFOLD TWO VALVE BRASS - An industry standard for countless years, the JB M2 series of manifolds features our full flow design for faster evacuation/charging. Coupled with an angled bar for better knuckle clearance in rotating the hand wheels, and the original free flowing dual O-ring sealing system, the M2 is the classic American made manifold. All of JB’s brass manifolds are equipped with heavy-duty metal gauge cases for added durability.
R-22R-134A R-404A