Mechanism

• Swivel plate
• Hand lever
  - Height adjustment

Gas Spindle

• Typist – Class 3

Base

• 600mm Nylon base with 50mm hooded castors (3050 & 3050B)
• Option of Chrome base

Seat

• 16mm Chipboard - Ø315mm
• VC 64 Chip foam, covered with 10mm sheet foam

Back

• Pressed plywood
• VP30 medium density foam

Mechanism

• Swivel plate
• Hand lever
  - Height adjustment

Gas Spindle

• Draughtsman – Class 3

Foot ring

• 25mm Round tubing – Hot rolled steel with 1.2mm wall thickness
• 10mm Mild steel struts
• Option of chrome, nylon or free-standing foot ring

Base

• 700mm Nylon base with 50mm hooded castors (3059 & 3059B)
• Option of Chrome base

Seat

• 16mm Chipboard - Ø315mm
• VC 64 Chip foam, covered with 10mm sheet foam

Mechanism

• Swivel plate
• Hand lever
  - Height adjustment

Gas Spindle

• Draughtsman – Class 3

Foot ring

• 25mm Round tubing – Hot rolled steel with 1.2mm wall thickness
• 10mm Mild steel struts
• Option of chrome, nylon or free-standing foot ring

Base

• 700mm Nylon base with 50mm hooded castors
• Option of Chrome base

Seat

• 16mm Chipboard - Ø315mm
• VC 64 Chip foam, covered with 10mm sheet foam

Back

• Pressed plywood
• VP30 medium density foam

PROC Adjustable Knee Chair

Mechanism

• Manual screw adjustment
  - Increase length to lift seat
  - Decrease length to lower seat

Leg Rails

• 45.7 x 20.3mm Oval tubing – 1.6mm wall thickness
• 50mm hooded castors

Frame

• Scissor frame
• 30 x 16mm Oval tubing – 1.6mm wall thickness
• 200 x 3mm Steel seat bracket
• Option of Chrome frame

Seat & Knee Support

• 16mm Chipboard
• VP70 High density foam