This vintage Triner Scale Mfg. Co. Chicago hanging scale is a must-have for collectors of antique mercantile equipment. The scale, which weighs 20 lbs, features the property of P. O. Dept. and is a true gem for anyone interested in vintage trades and factories. The maker of this scale is Triner Scale Mfg. Co., Chicago, a renowned name in the industry. This scale is perfect for those who want to add a unique piece to their collection or for those who appreciate the history of antique trading equipment.