SX model takes AKRacing gaming chairs to the next level, offering the highest quality PU leather upholstery, in addition to the essentials of the true performance chair. Its minimalist racing aesthetics is coupled with quality build and enhanced ergonomics, thanks to top grade materials and adjustable pillows and armrests. SX gaming chair is guaranteed to bring perfect comfort to those long gaming or work sessions for the many years to come (5/10 years warranty is included). Features - Top quality PU leather on front and back. - Metal frame with cold-cured foam padding for maximum comfort and durability. - Standard mechanism with rocking function. - Pillow set included. - 3D adjustable armrests. - 2.5 inch casters. - Class 4 gas lift. Materials Frame Material: Metal Frame Coating: Anti corrosive black paint Chair Cover Material: PU leather on front and back Foam Type: High Density Mould Shaping Foam Foam Density: 55 kg/m³ (seat) 50 kg/m³ (back) Base Type: Metal base Features Adjustable Armrests: 3D Mechanism Type: Standard Mechanism Adjustable Tilt Angle: 3-18° Tilt Lock: Yes Tilt Angle Lock: No Recline angle: 180° Gas Lift Class: Class 4 gaslift Adjustable Back Angle: Yes Adjustable Lumbar Cushion: Yes Adjustable Headrest: Yes Meets/Exceeds ANSI/BIFMA Standards: Yes Warranty Length: 5/10 years