Grammer primo M seat - PR/PF/R 422/P 524.

Comfort chair with unobtrusive suspension and quick weight adjustment. The wide ergonomic seat cushions and the height and angle-adjustable armrests support the body as optimally as the backrest. Equipped with a lumbar support for the sensitive lumbar region. Adjustable backrest height in 13 steps. Armrests, as shown in the picture, can be purchased separately.