The Fantech OC1 PRO Black is an ergonomic office chair combining extensive seating adjustment with breathable nylon mesh construction. Its 4D adjustable headrest, 3D soft armrests, depth-adjustable lumbar support and sliding seat allow the sitting position to be configured for different desk setups and working preferences. The chair supports up to 136 kg and provides a 129° recline with three lockable positions. A BIFMA-certified Level 3 gas lift works with an aluminum base and PU silent wheels, including two lockable casters for secure positioning when required. Key Features 4D Adjustable Headrest: Multiple adjustment directions allow the headrest position to be tailored to the user. 3D Soft Armrests: Adjustable arm supports accommodate different desk heights and sitting positions. Depth-Adjustable Lumbar Support: Provides adjustable support for the lower-back area. 129° Recline: Three lockable recline positions support upright work and more relaxed seating angles. Sliding Mesh Seat: Combines seat-depth adjustment with breathable nylon mesh construction. Quiet Lockable Wheels: PU silent casters include two lockable wheels for additional positioning control. Technical Specifications Component Specification Fantech Model OC1 PRO Produ Type Ergonomic Office Chair Color Black Maximum Load 136 kg Recline 129° with 3-position lock Gas Lift BIFMA Certified Level 3 Mechanism Multi Function Steel Base Headrest 4D Adjustable Armrests 3D Soft Lumbar Support Depth Adjustable Seat Adjustment Sliding Backrest Material Nylon Mesh Seat Material Nylon Mesh Base Material Aluminum Casters PU Silent Wheels Lockable Wheels 2 wheels Leg Rest Compatibility & Important Information This produ page is specifically for the Black OC1 PRO variant. The maximum supported load is 136 kg. The chair provides a maximum 129° recline with three lockable positions. The seat and backrest are made from nylon mesh. The OC1 PRO does not include a leg rest. Please to review Q: What is the load capacity of the Fantech OC1 PRO? A: The chair supports a maximum load of 136 kg. Q: Does the OC1 PRO recline? A: Yes. It reclines up to 129° with three lockable positions. Q: What type of headrest does it use? A: It has a 4D adjustable headrest. Q: Are the armrests adjustable? A: Yes. Fantech specifies 3D soft armrests. Q: Is the lumbar support adjustable? A: Yes. Its lumbar support can be adjusted in depth. Q: What is the chair upholstery material? A: The seat and backrest use nylon mesh. Q: Are any of the wheels lockable? A: Yes. Two PU silent wheels can be locked. Q: Does it include a leg rest? A: No. The OC1 PRO does not include a leg rest.