1. The frame is made of nylon and fiber, anti-aging. <br>2. The fabric is made of high-quality mesh. <br>3. The lifting armrest can pass the 91kg static pressure test and the 45kg horizontal tensile test. <br>5. Shaped sponge, sponge density ≥45kg/m³. <br>6. Seat plate: E1 grade environmental protection board is adopted. <br>4. One-rod three-stage locking chassis. <br>5. Electroplating deep drawing sinks 85 steam rod. <br>6. High-strength aluminum alloy feet, can withstand 1136kg static pressure for 1 minute, twice in a row. <br>7. PA+PU silent wheel (white), rotating for 100,000 cycles under a load of 115 kg without failure.
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