Air Lift Fittings 34827 Air Lift Company has developed dependable air spring suspension products since our inception in 1949. All our efforts are spent ensuring your safety and comfort by designing, engineering and manufacturing the highest quality suspension products. FITTING PACK FOR 4 GALLON ALUMINUM TANK 5 PORT (11955 OR 12955) WITH 3/8IN. LINE Air Line Fitting Kit; For 4 Gallon Aluminum Tank 5 Port PN[11955/12955] With 3/8 in. Lines; Air Lift Fitting Pack For 4 Gallon Alum Tank 5 Port (11955 Or 12955) With 3/8in Lines and APV2