Home / Hose Couplings and Adapters / HPG- Pressure Gauge SKU: HPG Categories: Accessories, Gages, Hose Couplings and Adapters, Miscellaneous Description Description Part Number Description LIST HPG-100-H 300 psi Glycerine Filled (Harrington) $80.00Related products HSTS- Storz Adapters- Storz x Storz: Straight Adapter Read more HSMR- Storz Adapters – x Male Rigid Read more HSFR- Storz Adapters- x Female Rigid Read more H35- Female Swivel RL x Female Swivel RL Threaded Adapters (Double Female)- MADE IN USA Read more