K28, R12, R22 & R134a, Check & Charge-Kit Gauge kit 1/4" MF Hose Connection
The hose connection is 1/4" Male Flare
The Gauge is FJC part# 6128
It reads in, R12, R22 and R134a
This is the screw-on can taper for the new 5/16" Right-Hand-Threads, Self Sealing Cans.
