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Calculus

A choice of adjustment options allows Calculus to meet the most demanding applications.

CALCULUS COLLECTION TASK BACK CHAIR Code

Description

Dimensions mm

Band A

Band B

CT440

Task back without arms, PCB mechanism

sw515 x sd480 x sh460-580

154

166

CT444

Task back without arms, Independent seat tilt mechanism

sw515 x sd480 x sh460-580

168

182

CT448

Task back without arms, Synchronous mechanism

sw515 x sd480 x sh460-580

180

194

CT450

Task back with fixed ring arms, PCB mechanism

sw515 x sd480 x sh460-580

172

184

CT454

Task back with fixed ring arms, Independent seat tilt mechanism

sw515 x sd480 x sh460-580

186

200

CT458

Task back with fixed ring arms, Synchronous mechanism

sw515 x sd480 x sh460-580

198

210

CT450H

Task back with height adjustable arms, PCB mechanism

sw515 x sd480 x sh460-580

184

198

CT454H

Task back with height adjustable arms, Independent seat tilt mechanism

sw515 x sd480 x sh460-580

200

214

CT458H

Task back with height adjustable arms, Synchronous mechanism

sw515 x sd480 x sh460-580

210

224

Optional Extras Code

Description

Price

P

Pump-up lumbar support

32

SS

Seat slide

16

DM

Extra height gas spindle and footring (only available on medium or high back chairs with PCB mechanism)

80

MB

Chrome base

60

LR

Pronounced lumbar roll

20

F

Folding arms

76

Note: Two tone fabric to fully upholstered version add 10% to RRP at the higher banding chosen.

CT440

CT450

CT450H

FOLDING ARMS

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