Boss Office Products Black Contemporary Ergonomic Adjustable Height Swivel Task Chair Supply Stop Valve 000 RPM for efficient grinding Kitchen Carts 000 RPM for efficient grinding and surface preparation NPT blow gun Collection Name N A Color Finish Family Black Manufacturer Color Finish Black Back Material Mesh Seat Material Mesh Frame Material Metal Wood Species Poplar Finish Type Black Style Contemporary Trend Modern Type Task Number of Casters Wheels 5 Maximum Seat Height (Inches) 21 which allows the seat and back to be independently adjusted and locked in any position Seat tilt lock allows the seat to lock throughout the tilt range Adjustable tilt tension control Pneumatic gas lift seat height adjustment 27 nylon base hooded double wheel casters