Good used, Mack, Air tanks. 2 Tanks. Includes straps and brackets. The brackets have some rust spots. One tank has a small dent in the bottom. The tank measures at L.24". D.15". The other tank is smaller, it measures L.22". D.12". The tanks come as a pair but can be separated. Over all L.24" W.27". They do have some chipped paint as well. Please see pictures. Please call or email with any questions.