Sapphire Scientific 68-390 Single 60 Gallon Fresh Water Saddle Truck Mount Tank with Demand Pump Replaces Prochem 66-945265. 

PRODUCT DESCRIPTION 
With space-saving, balanced weight distribution and universal installation design, Sapphire saddle tanks fit over the wheel wells of a number of popular van models, including the Dodge ProMaster, Ford Transit and many Chevy and GMC vans. Available as single 60-gallon tank or as a dual tank kit providing 120 gallons of onboard fresh water. Weight is centered over the vehicle axle to provide a safe, stable ride. Choose from dual or single tank kits, with or without demand pumps. Chemical Storage Rack is also available – mounts on top of