Inquiry (采购产品): Rolling ladder Is a work shelf available for the 4 step rolling ladder with hand rails. Thanks, **** Hidden Message ***** Colleen Neergaard P. O. Box 999 Richland, WA 99354 USA Company: Battelle Title: Admin Phone: 509-375-6524 E-mail: colleen.neergaard@pnl.gov **** Hidden Message ***** colleen.neergaard@pnl.gov