Up for sale is a Tektronix TM503 Mainframe with DC502 and SG502 Modules. Normalwear and tear - dings/dents, dirt/dust, etc. Includes only what is pictured. Has been tested only for power. Feel free to make an offer. FAST SHIPPING!Please contact me with any questions. All of my items are covered under 's buyer protection program - Buy with condifence.