Made by Harris
Model 601 - Dual gauge regulator for Argon/CO2. 4ft hose.
Fits standard bottles.
Regulator is brand new, i bought it as a spare, but don't need it anymore.
works great, never dropped or banged around. no scratches or cracks on the gauge covers.
$30 or best offer
I should be able to ship it parcel post for $7 in the lower 48.