Medium bench height chair and backrest angle, black vinyl, seat 20.5in wide set to 18in depth, backrest 17.5in w x 19.5in h w/ 3in adj range, no arms, 23in dia tubular dual-wheel casters; seat height 20.5-27.5in;
High bench height chair and backrest angle, black vinyl, seat 20.5in wide set to 18in depth, backrest 17.5in w x 19.5in h w/ 3in adj range, no arms, 23in dia tubular dual-wheel casters; seat height 24.5-31.5in; IS
High bench height chair w/weight-activated control, synchronous seat & backrest, black vinyl, seat 20.5in w w/16.4-18.9in adj depth; backrest 17.5in w x 19.5in h w/3in adj range, 3-way arms, 28.7in dia solid cast alu
Desk height chair w/weight-activated control, synchronous seat & backrest, black vinyl, seat 20.5in w w/16.4-18.9in adj depth; backrest 17.5in w x 19.5in h w/3in adj range, 3-way arms, 28.7in dia solid cast aluminum b
Medium bench height chair w/weight-activated control, synchronous seat & backrest, black vinyl, seat 20.5in w w/16.4-18.9in adj depth; backrest 17.5in w x 19.5in h w/3in adj range, 3-way arms, 28.7in dia solid cast al