A11-B2-C6-D5-E60-E14-BTC   

— Double grips handle with short U-brace

— Straight back frame, with vertical center strap

— Solid nose, 18”x9”

— 4ply pneumatic tires on 3-piece wheel

— 60” height extension

— Die-cast stair climbers

— Tread brakes with cable activation