About this item material cold, Rolled steel no. Of layers 4 each shelf is capable of supporting to 250kg evenly distributed. Surface treatment electrastic spray powder coating size 200 60 200 cm thickness upright 80 40 0. 8mm beam 60 40 0. 6mm layer board thickness 0. 3mm this boltless steel shelving unit is Perfect for all users the heavy, Duty shelving requirements found within the office environment, Professional and industrial-grade environments this shelving lends a clean look for any environment with its hidden assembly and smooth lines. You can adjust the particleboard shelves in 1 increments benefits 1. Easy assemble and disarmed. 2. Easy to transport. 3. Facilitates stock control. 4. Cheap and functional. 5. Great for use for materials that require more protection. 6. Open shelving applications. 7. Ideal for material resistant to deterioration. 8. Lots of different combinations. 9. Ideal to big packages, Store boxes and long pieces.