Robinair's No. 40302 Quick Seal Repair Kit for 1/2" ACME Quick Seal fittings offers an affordable alternative to replacing the entire component. Quality brass, steel, and neoprene construction exactly matches the OE components in fit, form, and function for a simple, lasting repair. Quick Seal fittings automatically shut off the charging hose when disconnected from the system so any refrigerant left in the hose is not released. Repair kit only - Quick Seal fittings not included. Robinair, a Bosch Automotive Service Solutions brand, is a global leader in service tools and equipment based in Owatonna, Minnesota. Robinair is recognized throughout the world as the quality and performance leader in AC/R evacuation tools and this position has led to its success with the full range of products that serve the heating/ventilating/air conditioning/refrigeration (HVAC-R) and mobile markets.