https://www.alibaba.com/product-detail/5Tier-Heavy-Duty-Metal-Shelving-Unit_62239409177.html?spm=a2747.manage.0.0.398271d2u4D9sB "This video demonstrates how easy it is to build a Shelf Save shelving unit. The light-duty version of the range of boltless steel shelving. Manufactured from premium-grade steel and available with 4mm MDF board, galvanised steel or wipe-clean melamine shelves. • Easy assembly boltless shelving - only a mallet required! • Flexible - each shelf is fully adjustable • Durable - practical galvanized finish • Strong - each shelf takes 175kg (evenly distributed) • Free heavy duty mallet included for easy assembly Betty Cell: +86-18253270534 Whats App/Wechat:+86-18253270534 Email: betty@juststoragerack.com