S U R &R s A C Hose to Compression Fittings allow you to make instant repairs to A C lines on hundreds of vehicles Repair failed collar crimps sections of corroded line cracks kinks and more on any SAE or metric sized aluminum line for a fraction of the cost of replacement Available individually or as part of the AC1387 Deluxe A C Line Repair Kit Features On the car A C line repairs made simple Make connections easily by hand; no specialty tools required Compression unions and adapters specifically designed for A C line repair applications pressure rated up to 600 PSI Drastically cuts labor time Specs Material Aluminum Tubing Size 3 4 Hose Size #12 Fitting Type Compression to Hose