DOT3AA certificated aluminum cylinder Type for ME,MD,20CF,40CF,60CF,80CF,125CF,125CF,7oz,9oz,12oz,16oz,20oz,47ci,M6,ML6,MC DOT cylinders SizeSpecificationDiameter(in/mm)Volume(in3/L)Length(in/mm)Weight(Lbs/kg)Service pressure(psi/Mpa)Test pressure(psi/Mpa)MaterialMEDOT-3AL2015(4.38"--283in3)aluminum alloy4.38/111.25283/4.6425.93/6588.65/42015/13.93360/23.26061MDDOT-3AL2015(4.38"--172in3)aluminum ...