shelf accessories-square tube beam. square tube beam bracket. laminate bracket, square tube 29cm hook. 货架配件——方管横梁.方管横梁支架.层板支架，方管29公分挂钩.

Supermarket shelf accessories square tube crossbeams 30*15mm 90cm, which can be used to hang things with hooks. The metal is quite sturdy. There are about 200 pieces left, and the price is relatively cheap. The hooks are 29cm long and are very sturdy, which can basically hang any items. The wooden support is used to support the upper layer of the shelf. It is suitable for most wood boards and is sturdy enough to support most product requirements. The square tube support is something that those who understand it use less.