Manufacturing Model Number:
Standard Bench (M)
Wide Aluminum Base
Seat-Height Adjustable Range (in.):
Recommended User Height:
for work surfaces 31" to 38"
Upholstery Type & Color:
Grade 2 Blue Vinyl P28542
Concave upholstered seat with internal seat board bumperguard; measures 18.5" wide x 16.5" deep x 3" thick.
Streamlined upholstered backrest with lumbar support and plastic protective panel; measures 14.5" wide x 9.5" high.
Control allows function of the seat height activation and backrest adjustments by means of easily engaged levers which can be activated from the seated position. Seat tilt is fixed at 3.5° rearward while the backrest adjusts 8° forward and 13° rearward.
Five-legged, solid cast aluminum base with caster-to-caster diameter of 28.7" and maximum width of 27.4". T-cross-section legs ensure cleanability, and endure test loads of 1.5-2x BIFMA strength requirements. Features standard 50-mm tapered hub (1° 26' 16" (Morse) taper) with gauge line elevation of 113mm from the caster insert plane. The base is cast out of UNI EN 46100 aluminum with a robotically polished top surface to ensure quality and consistency.
22" diameter aluminum foot ring features easy-to-operate hub – push down top of center bushing, adjust footring to desired height, and release to lock into place. Flattened tubular ring is attached with stainless steel screws to polished cast aluminum spokes; spokes have T-cross section construction for easy cleanability and cohesive look for models with aluminum (A / P25), reinforced composite (R / GR) or wide aluminum (W / P28) bases. Recommended for models with seat heights greater than 22 in
Caster Glide Description:
Two inches in height, with dual soft-wheels. Casters resist movement when the seat is unoccupied. Plastic collar around caster stem to match base. Standard casters have grey tread.
California Prop 65
- Shipping Weight:
- Product Dimensions:
29" x 29" x 33"
Seat Width (in.):
Seat Depth (in.):
Seat Cushion Thickness (in.):
Back Width (in.):
Back Height (in.):
Footring Diameter (in.):
Fire Retardancy Standards:
Bridgeport Series seating provides flexibility in laboratory and technical workspaces as well as for healthcare and education environments.
This chair is designed for use at 31"-38" high benches. Features include easy pneumatic seat height adjustments from 19" to 26", an ergonomic, concave seat with internal seat board bumperguard, a trapezoid shaped back with lumbar support and a plastic protective panel, and convenient backrest tilt and height adjustments. The seat and back are covered with Grade 2 blue vinyl upholstery for durability and easy-cleaning. The chair rests on a high-profile 28.7” diameter wide aluminum base; other components include an adjustable 22" diameter footring and dual-wheel, non-marring polyurethane casters that resist movement when the chair is unoccupied. Chrome finish on metal parts.
It is available on BioFit's 2 Day Ship (2DS) program for fast delivery in quantities up to 15 chairs.
Complies with product safety and performance standards guidelines as established by the American National Standards Institute (ANSI) and Business and Institutional Furniture Manufacturers’ Association (BIFMA). Meets CAL 117 fire retardant standards. LEED compliant.
Backed by a 13-year warranty with lifetime warranty on pneumatics.
Available to ship in 2 business days*
(for quantities up to 15 items)