Masterwelder MWARFM-580 Argon Flowmeter Regulator<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Suitable for Argon， and Argon/CO2/Helium mixed gases</li><li>Brass body， 5/8" - 18RH outlet</li><li>Preset at 30 psi</li><li>Shatter proof PC tube</li><li>Scale for Argon and CO2 - external relief valve</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41FpyAQE3DL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31N0a91k%2BVL.jpg" noproxy>