Make instant repairs to A/C lines on hundreds of vehicles with this easy-to-use kit. 47 pieces and 10 ft. of hose included. Repair damaged rubber and aluminum lines including pinholes, cracks, kinks, and more On-the-car repairs made simple Make connections easily by hand; no specialty tools required Covers most common line sizes Both kits contain compression unions and line adapters designed specifically for A/C repair applications Conforms to SAE J2064 specifications for low permeability Pressure rated up to 600 PSI