Our T18 nurse tank trailer comes standard with (2) 9,000 lb. ag style axles. This trailer is capable of hauling a 1,600 gallon poly or stainless steel horizontal fertilizer tank along with the accompanying pumps, hoses, etc. These are available in an ag-style, or you can upgrade it to a DOT compliant model. This model is also available with an optional wood platform to give you additional work space.