Build Your Custom Chair

Versatile and rugged ergonomic seating designed for today’s K-12 and collegiate learning environments and pedagogies ‒ live, hybrid and beyond.

Ergonomic upholstered seat with forward sloping edge and Integral foam bumper guard. Seat measures 20.5" wide. With 5/8" thick (9-ply) seat board. Nominal foam thickness 2" with 4° rearward angle. 4mm (5/32") thick polypropylene seat pan w/ edge guard. Pro seat is adjustable from 16.4”-18.9” depth.

Appropriate metal parts are chrome-plated to stand up to the rigors of technical work areas.

Backrest height adjustment feature allows for adjustment up or down 3", quickly and securely (without the use of a noisy ratchet mechanism). Back measures 17.5" wide by 19.5" tall with 3/8" thick (5-ply) back board and 1 1/2" foam thickness. 4mm (5/32") thick polypropylene back panel with edge guard.

Large, 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.

For high working heights such as standing height benches measuring 36" up to 40+". Provides a range of 24" - 33.5".

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.

Weight activated Pro control includes 2.5" seat slide which provides functional seat depth from 16.4" to 18.9", pneumatic seat height adjustment, forward seat tilt, smooth and seamless forward backrest adjustment (a BioFit exclusive), and synchronous seat/back recline at 5:1 ratio. Seat/back recline features an automatic weight-adjusted tension mechanism, in addition to manual tension adjustment for fine-tuning and a function to lock into one of four reclined angles.

22" dia. aluminum foot ring includes easy-to-operate hub – push down top of center bushing, adjust to desired height, and release to lock the foot ring into place. 22" flattened tubing ring is attached to the cast aluminum spokes with stainless steel screws, which utilize a T-cross section to provide a clean, 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 inches.

Cast aluminum arm upright with arm adjustment mechanism and 3.5" wide x 9" long x 7/8" thick urethane arm pad. Arm pad can be adjusted in three dimensions: 3.5" vertically, 2" front-to-back, and 1" left-to-right for a total armrest width adjustment of 2".