Contact seller
Not mine, but I ran across this and thought a few of you might be interested
http://www.ebay.com/itm/Antique-Vintage-Original-Eco-97-Tireflater-Air-Meter-Item-3067/141894493207
http://www.ebay.com/itm/Antique-Vintage-Original-Eco-97-Tireflater-Air-Meter-Item-3067/141894493207