5-legged reinforced nylon base/round upholstered seat/trapezoid lumbar support backrest. SERIES STOOLS With the same great performance and durability features as our RX series but with the addition of the backrest, these stools are a great choice for use by medical personnel in exam rooms, surgical suites and in recovery. VACUUM FORMED STANDARD FEATURES Backrest: 14 1/2" wide x 9 1/2" high, lumbar support and protective plastic panel, height and tilt adjustment standard. Please note: The T style and the A style backrests are NOT vacuum-formed; however, the vinyl upholstery is the same vinyl in which the seats are upholstered. Seat: 16" diameter, upholstered with 4" of high-resilience molded foam. Controls: Standard with Task Control – Softtouch pneumatic seat-height adjustment, fixed rearward seat tilt of 31⁄2°, backrest tilt, backrestheight adjustment. Base: 5-legged black reinforced composite base with 27" (26" caster to caster); not for ESD use. SEAT HEIGHT RANGES Adj. Range Casters and Glides: Models available standard with casters have an R following the model number/manufacturing code. The remaining models are standard with nickel-plated glides. Standard casters are a single-wheel ball bearing caster for hard floors; many other optional casters/glides are available. Fire Retardant: Meets California Technical Bulletin 117; treatment to meet CAL 133 is optionally available. Metal Parts: RTN VF Series stools have a powder-coated finish as standard or chrome-plated metal parts when specified with a C option code (base remains black plastic with the C option). OPTIONS Backrests Additional Paint Finish Options Choose from Slate Blue or Black Vinyl * With casters. © 2009. All rights reserved. BioFit Engineered Products. 09/09