R438A R407C R422B

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PART NO.	Description
M2-844	3-1/8" (80mm) R422D, R438A, R407C Compound
M2-845	3-1/8" (80mm) R422D, R438A, R407C Pressure

Gauge Lenses

3-1/8" (80mm) Snap-on Lens

3-1/8" Black Gauge Boot

3-1/8" (80mm) Black Gauge Boot