Product Type: Dual-handle chair adjustment mechanism

Material: One-piece die-cast and stamped steel

Finish: Electroplated silver-black coating

Control Handles: 2 ergonomic plastic levers

Function: Tilt + height adjustment

Structure: Explosion-proof thickened steel

Spring: High-tension coil spring

Tension Adjustment: Rear-mounted knob

Color: Matte black with silver elements

Gas Lift Compatibility: Universal cylinder fit

Base Type: Just office chair base standard

Usage Scenario: Office chair, computer chair, gaming chair

Swivel Support: 360° compatible

Seat Plate Type: Ergonomic under-seat plate

Load Bearing: Heavy-duty structure

Recline Function: Yes

Noise Control: Silent movement system

Mounting Slots: Universal fitment

Design: Compact and balanced

Coating: Rust-proof electrostatic powder

Weight: Approx. 2.1kg

Dimensions: Standard chair mechanism size

Steel Grade: Reinforced Q235 carbon steel

OEM & Custom: Available

Ergonomics: Supports correct posture

Product Form: Fully assembled

Stability: Even weight distribution

Durability: Passed 120,000 use cycles

Safety: Explosion-proof central dome

Reinforcement: Internal weld structure

Application Area: Workstation chairs, gaming setups

Installation: Bolt-on under seat

Balance: Synchronized tilt balance

Rotation: With compatible gas lift and base

Tilt Lock: Adjustable with lever

Packaging: Foam wrap + carton box

Anti-fatigue: Long-term comfortable use

Maintenance: Low maintenance design

Mount Plate Shape: Curved ergonomic form

Brand: Weililai Hardware

Origin: Made in China