Marco Group Apex Series 38-2220-61-GRY, 20" x 36" Adjustable Height Single Student Desk, Adjusts from (21"-30" High) Fusion Maple-Top, Gray-Trim Fits Apex Series desks or tables (sold separately). Plastic construction offers durability. Attach to the bottom of 1 side of your desk or table to easily move the furniture around the room in a wheelbarrow style. 3&#034;-diameter dual wheels offer excellent mobility and smooth, quiet rolling. Weight capacity tested to support 350 lb (per caster). Compatible with Apex Series desks or tables (sold separately). Crafted from sturdy ABS plastic. Allows students to stash educational materials when they&#039;re not in use. Mounts onto the furniture with the included metal screws. Overall Dimensions: 32 11/16&#034;H x 19&#034;W x 19 1/4&#034;D Available in 8 standard seat colors chrome legs only Stack up to 6 chairs for easy storage. Nickel-plated, self-leveling nylon glides that reduce scratching and marring on school floors along with built-in cushions for noise reduction. Weight capacity tested to support 225 lb. Contoured polypropylene shell with a textured seat and arm rest. Lumbar feature supports your lower back and enhances the natural curve of your spine. Save time  no assembly required. Available in 12, 14, 16 and 18 heights Overall Dimensions: 32 3/4&#034;H x 19 3/4&#034;W x 19 1/4&#034;D.W eight capacity tested to support 225 lb.C ontoured polypropylene seat cradles your body for an ergonomic seating solution.L umbar feature supports your lower back and enhances the natural curve of your spine.S teel frame with 2&#034; swivel casters allows simple mobility.S ave time  no assembly required.S tack up to 6 chairs for easy storage. Available 8 standard seat colors with chrome legs only Pneumatic lift provides easy height adjustment. 5-star base with 2 hooded swivel casters. Brackets are welded to underside of frame for added strength. Available in 8 standard seat colors Overall Dimensions: 43&#034;H x 20 3/4&#034;W x 22 3/4&#034;D. Available in 8 standard seat colors Weight capacity tested to support 225 lb. Contoured seat and back help you stay comfortable all day long. Lumbar feature supports your lower back and enhances the natural curve of your spine. Sturdy polypropylene and steel frame can endure the rigors of constant use. Height can be adjusted to accommodate multiple users. Rugged foot rest provides added comfort for your feet and legs. Save time  no assembly required.