Boss Office Products Black Contemporary Ergonomic Adjustable Height Swivel Drafting Chair Freestanding Tubs Auger bit wood capacity: 1 1 2 Auger bit wood capacity: 1 1 2 in The 4005 has a clutch to protect gears and motor against overload Open mesh back with solid metal back frame with ballistic nylon wrap Breathable mesh fabric seat with ample padding 25 Nylon base Hooded double wheel casters Pneumatic gas lift seat height adjustment 22 Diameter chrome footing Loop arms 0 Adjustable Height Yes Package Quantity 1 Arms Fixed Folding No Massaging No Heated No Lumbar Support Yes Ergonomic Yes Casters Yes BIFMA ANSI Certified No CA Residents: Prop 65 Warning(s) No Arm Type Fixed Swivel Yes UNSPSC 56101500 Tilting No