Synchro-tilter chair specifically intended for users of above average height and/or weight. Featurng multi position tilt lock, tilt tension adjustment, ratchet back height adjustment, multiple shift application, side activated sliding seat depth adjustment and pneumatic seat height adjustment. Contoured seat shape and waterfall edge with height adjustable arms. Black powder coated heavy duty metal base with dual wheel carpet casters. Rated for users up to 400 lb. (based on an 8-hour day, 40-hour week). Tested to meet or exceed ANSI / BIFMA standards and is compliant with the emissions guidelines set by the GREENGUARD Environmental Institute. Black woven fabric seat and Black mesh back. Overall Dimensions: 29"W x 27"D x 43.5"H. Backed by Global's Limited Lifetime Warranty.