We are factory in Shenzhen to produce newly hardware.
They are PE coated pipes and powder coated joints.
We use them to make customized designs display shelf/rack, storage rack/shelf,factory assemble line and workstation etc.
They are durable,colorful,long-time use,the most important is easy assemble and disassemble.
www.esss8.com & www.rackbench.com is our website. Please contact me for detail.