Specifications and material: 

• Dimensions: 31.5"×17.3"×26" (W×D×H)
• Color: black / gray
• Plastic Shell: Black PA engineering plastic + glass fiber 30% +Y backrest frame: Metallic Grey Paint Baked or Black Paint Baked
• Aluminum Part: ADC#12 polished strengthen aluminum alloy
• Back(Headrest) Cover: High elastic Korean Wintex GT Mesh
• Lumbar Support: High density foam pad upholstery
• Seat: High elastic Korean Wintex GT Mesh
• Armrest: Paddle shift wire control, PA Engineering plastic arm frame + glass fiber 30%, PU cover
• Mechanism: 60Si2Mn Double Spring Paddle Shift Wire Control Mechanism, aluminum shell with texture baking finish, anti-corrosion and abrasion resistant
• Gas Lift: Customized Korea Samhongsa class IV 85mm drive, load-bearing 250kg
• Base: BIFMA Certified 350mm ADC12# polished aluminum base with reinforce rib and noise reducing caps inside
• Casters: BIFMA Certified 65mm black PU casters, rolling test for 100,000 times
• Bolts: Grade 12.9 hyper-strength bolts in key parts

Function:

• Backrest: Height adjustable for 3 levels in 4cm and backrest tilt can be locked in 15 positions within 33 degrees by arm paddle
• Lumbar Support: Height adjusted in 5cm
• Seat Height: Height is adjustable within 7cm by arm paddle
• Seat Depth: Seat depth adjusted within 5cm 5 levels
• Armrest: Height adjusted within 5 cm for 5 levels and pivot in 3 directions within 28 degrees
• Mechanism: Backrest tilt tension adjusted by the rocking handle under the right side of the seat and laser coding for 5 years warranty
• Headrest: V-V mesh headrest with rotation, angle and height adjustment
• Angle Automatic Adapt system(3A system): Without any adjustment or operation, the angle of the chair back can be automatically adjusted in 9 degrees by the elastic connection in the supporting frame of chair back, to fit people's R.W , shape, sitting posture
• Paddle Shift Wire Control System: The backrest tilt lock and seat height are controlled by mechanism via the paddle on the arm

Shipping:

• Ships in 5-6 weeks