Ergodynamic EHC-77P High Back Mesh Office Chair (Black) Comfort makes a huge difference, especially when you have a hard workload. Every worker needs a dependable chair to work on. Let the High Back Mesh Upholstery Office Chair be your comfy companion as you go the extra mile. This chair comes in black mesh upholstery and chromed steel base and plastic casters suitable for hard floor or carpeted floor finishes. Equipped with tilt-lock function, this chair gives you stability.so that you don't roll around or roll away as you're steeped in paperwork or meetings.The High Back Mesh Upholstery Office Chair also comes equipped with pneumatic height adjustment and a 360-degree swivel function that makes as versatile as you need it to be. TECHNICAL SPECIFICATIONS: BASE TYPE: Chromed Steel BASE SIZE: 320mm BASE CAPACITY: 300kgs. GAS LIFT TYPE: 120D CASTER TYPE: PP MECHANISM TYPE: Tilt Lock Mechanism MECHANISM THICKNESS: 2.0mm CHAIR SEATING CAPACITY: 90kgs FEATURES: Tilt-lock function, Pneumatic Height Adjustment, 360° Swivel Function, CERTIFICATE: Some Parts are Bifma tested CLASSIFICATION STANDARD: CLASSIFICATION: MEDIUM DUTY USAGE: OFFICE USE DISCLAIMER: IF YOU RECEIVE THE WRONG ITEM DO NOT ASSEMBLE OTHERWISE, WE WOULD NOT ACCEPT THE RETURN REQUEST.