... Manufactuer b) NSF Certified Modern Metal Book Shelf Rack _BookcaseNSF Certified Factory & 12 Years Shelving Experiences. ... shelf can load 150lbs4) With shelf dividers and wall panels for book storage5) Easy to assemble and dismantle ... book rack,rack,shelf,storage rack,kitchen rack,shoe rack,dish rack,wine shelf,wine rack, tier rack, commercial shelving , clothes rack,clothes hanger,closet rack.etc. ...