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) $78.00 Related products HHW- Hose Washers Read more HSFS- Storz Adapters- x Female Swivel Rocker Lug Read more HFTS- Storz Full-Time Swivel: Straight Adapter Read more HMLA- MultiLug Adapters Read more