We’ve been considering a few of these.
http://www.ebay.com/itm/5-Gal-20L-Metal-Gasoline-Gas-Fuel-Caddy-Can-Tank-Emergency-Backup-Army-Military-/400750647318?pt=LH_DefaultDomain_0&hash=item5d4e999816
http://www.ebay.com/itm/like/381085085362?lpid=82&chn=ps
But I figure 6 at $28.00 ea. that is $168.00 vs $150.00 and you have a pump. But it’s all in what you want.