A component included in S U R &R s HL427 Heater Line Repair Kit Available for individual use or to restock your kit Features 1 2 Hose to 1 2 Compression Union Make connections by hand; no specialty tool required OE style hose is easy to route On the car repairs made simple Save hundreds on each repair Specs Material Aluminum Connection Type Hose to Compression Compression Size 1 2 Hose Size 1 2