I need an Argon Regulator for my welder

[eagle mark]

I picked up a lincoln 135 mig welder, works great with flux core and came with an argon bottle. But the guy had some stuff stolen when he moved and the regulator and hose was gone. Is this all I need?
http://www.atlweldingsupply.com/Argon-CO2-Flowmeter-Mig-Tig-Welding-Regulator_p_584-3379.html

 

[tRustyK5]

That'll do you...

Rene