HomeParts & AccessoriesPro-Set 5/16″ (1/2″ -20) FEM X 1/4″ Male Adaptor Pro-Set 5/16″ (1/2″ -20) FEM X 1/4″ Male Adaptor$29.95 Pro-Set 5/16" (1/2" -20) FEM X 1/4" Male Adaptor quantity Buy now SKU: PRO-FEM Category: Parts & Accessories Product ID: 1897 Related products $5.95 Miami Tech Nested Tab Collar 4” $35.00 Nu-Calgon Evap Foam No Rinse Evaporator Coil Cleaner 18 oz / 510g $579.00 Freon Refrigerant 410A 25 lb / 11.35 kg