Pneumatic Stool w o Back Aluminum Base Mirrors BED PACKAGE COMPONENTS: Bed Rail Endoscopy BED PACKAGE COMPONENTS: Bed Rail & Surface item# PB6034 (Full Bed Rails) item# PBHBMATFB(Fiber Core Mattress) Accuracy: ±2 bpm or ±2% (select larger) load capacity under normal use Premium 23 die cast aluminum base with satin finish top * 5 leg design for greater stability * Full size diameter top and base for comfort and stability * 4 thick seat for extra comfort * Black hooded dual wheel nylon casters * Pneumatic height adjustment * All seats have 3 4 thick solid plywood base * Lever controls height * Knock down design saves on shipping * Easy no tools required assembly * Premium stain resistant woven knit backed vinyl upholstery * 250 lbs