The Worthington aluminum LPG tank's overall heights(from bottom of the base ring to top of collar/handle) are: 20 Lb. 20.60 in 30 Lb. 26.65 in 40 Lb. 32.06 in For a drawing and dimensions you can go to the Worthington web site http://www.worthingtoncylinders.com/alumspec.html Oliver Filippi