Caterpillar 621B Scraper Rusty machine, good tires, runs & drives, all hydroworking. No keys. Additional deficiencies may exist, the condition of the property is not warranted. See attachment and contact property custodian for additional information. Serial#: 2DB00543 Engine SN: 70V19382 W56HZV0317W110 W56HZV0317W110