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– ∮340 nylon foot passing 1136KG static pressure test

– 60mm black PU casters

– 85# black gas lift with 4cm stroke

– Three-level locking base

– Lumbar support adjustable in color

– Adjustable headrest

– Nylon back frame

– PU height-adjustable armrests

– Huayu brand durable and skin-friendly elastic seat fabric

– Thickened and breathable mesh surface of HY series on the back

– 42 density high resilience cut sponge