770-PRA, F60-N6
swivel chair, small backrest, height adjustable, polished 4-star aluminum base F60-N6, chrome gliders (price does not include armrests)
770-RA, F60-N6
swivel chair, small backrest, height adjustable, relaxing rocking mechanism, polished 4-star aluminum base F60-N6, chrome gliders (price does not include armrests)