Which fitting for a 600 litre ibc tank?

[choco]

which fitting will I need for a 600 litre IBC, that will lead into a shurflo pump? there's so many on ebay, and I need to order the part before I get the tank. As time is a big issue at the mo!

 

[choco]

this si the one im getting, what else would I need?

http://www.ebay.co.uk/itm/Varistream-and-Shurflo-Pump-Package-Deal-/181275874738?pt=UK_HomeGarden_CLV_Cleaning_CA&hash=item2a34e255b2