Three-Lock Tilt Office Chair Control Mechanism

• Material: High-quality cold-rolled steel
  Surface Treatment: Black powder-coated anti-rust finish
  Functions: Three-position tilt lock, height adjustment, stable seating support
  Control Method: Single lever operation
  Locking Positions: 3-stage locking
  Handle Length: 200 mm
  Chassis Size: 150 mm × 200 mm
  Color: Matte black
  Interface Diameter: Standard gas lift hole
  Suitable Chair Types: Office chairs, executive chairs, computer chairs
  Tilting Angle: Approx. 15 degrees
  Lift Function: Supported
  Tension Adjustment: Supports tilt tension adjustment
  Center Fixing Hole: Round
  Mounting Holes: Multi-hole design for strong compatibility
  Weight Capacity: 120–150 kg
  Structure: Fully welded steel plate construction
  Sliding Rail Support: None (fixed type)
  Rebound Function: Supported (auto return)
  Gas Lift Compatibility: International standard
  Support Mechanism: Downward spring support
  Service Life: Over 50,000 cycles
  Target Users: Office workers, business professionals
  Explosion-proof Design: Reinforced chassis structure
  Rotation Capability: 360° rotation when used with gas lift
  Anti-Loosening Mechanism: Anti-slip screw teeth design
  Includes Gas Lift: No
  Includes Seat Plate: No
  Support Structure: Metal welded support
  Packaging: Individual plastic wrap or carton
  Transportation: Supports express, air freight, and sea freight
  Maintenance: Regular lubrication recommended
  Installation Required: Yes (tools not included)
  Operating Comfort: High
  Net Weight: Approx. 1.2 kg
  Manufacturing Process: Stamping + welding
  Environmental Compliance: ROHS compliant
  Warranty: 12 months
  Brand: WEILILAI