SM121

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SM121

Synchron adjustment

Mechanism with synchron movement for the back- and seat angle. The seat angle can be set to a "free float" position with a separate lever. The back pressure of the backrest can be adjusted to the body weight.

Type
synchron mechanism

Adjustment angles
seat 10° / back 21°
extra "forward tilt" adjustment seat 2° / back 5°

Locking positions
6 positions by lever

Weight setting
7 steps adjusted by knob 

Height adjustment
by lever

Cone
28 mm

Finishing
black coating

Hole pattern
155 x 200 mm

Item numbers
Mechanism
black » SM121

Back bar
back bar, L 405 mm, bended 90°, steel, black » AS636
back bar, L 361 mm, bended 88°, nylon, black » AS642
back bar, L 355 mm, bended 91°, nylon, black (design) » AS643