Home > Collections > 4U > KIT 220-HD
4U

KIT 220-HD

S.I. Design

Office chair with upholstered backrest

Adjustable lumbar support, stroke 60 mm

Sliding seat outer, 60 mm stroke

3D adjustable arms, 100 mm stroke

Download catalog
Download images
Request informations
Characteristics
Frame colours
Measurements
Discover all components
Back extension outer “4U”
Back extension inner “4U”
Pair of black metal bars for extension “4U”
Back injected polyurethane foam t. 35, d. 52 “4U”
Back outer “4U”
Back inner with lumbar support “4U”
Back injected polyurethane foam t. 35, d. 52 “4U”
Sliding outer seat, 60 mm stroke “4U”
Plywood inner seat with 6 t-nuts M6 “4U”
Seat injected polyurethane foam t. 40, d. 52 “4U”
Pair of adjustable arms 3D, 100 mm stroke “4U”
Self-adjusting synchro mechanism 870 nylon with 5 locking positions and antishock
Black gas cylinder, h. 232 mm, s. 143 mm, ø50, t. 7 mm
Base ø700 mm, cone ø50, pin ø11 “QUADRA”
Ring ø50 for base “QUADRA”
Set of 5 free castors ø65, pin ø11