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LFRG-Refrigerant Gauges(with Glyeerine filled)
  Item No. Pressure PSI Connection DIA. Refrigerant
LFRG-500 0~500 1/4” SAE 62 mm R-12,R-22,R-502
LFRG-250 0~250 1/4” SAE 62 mm R-12,R-22,R-502
LFRG-HW 0~500 1/4” SAE 62 mm R-22,R-134a
LFRG-LW 0~250 1/4” SAE 62 mm R-22,R-134a
LFRG-430 -30~+430 1/4” SAE 62 mm R-134a
LFRG-140 -30~+140 1/4” SAE 62 mm R-134a

Pressure PSI : 0~250 Connection :1/4" SAE DIA : 62mm  www.watches-first.com/ Refrigerant : R-12, R-22, R-502