WEICHUAN Sturdy Foldable 201 Stainless Shelf Rack for Microwave Oven Wall Mount Bracket Load 100lb New brand and good quality ,Sturdy construction Material: 201StainlessLoad 100 lb more Easy installation. Note:If your wall is not hard enough,I don't suggest to buy this item,Because in this situation bracket is easy to loose. Microwave oven shelf is adjustable according to the wide of the microwave oven. It is simply assembled and enabled to fold for space saving Many customers can't install,So give us bad review.Please send email to me,I'll send the Installation copy of the manual and Microwave oven bracket installation process video to you.