https://www.mwcomponents.com/shop/screw-lock-assembly-style-1
Shop Screw Lock Assembly - Locking Post Assemblies | MW Components
MW's locking post assemblies and screw lock assembly are used to secure D-type cable connectors in computers and other electronic equipment. Order today!
screw lockpost assembliesshopassemblylocking
https://www.metroshelving.net/product/shelf-supports-for-post-assemblies-13/
Shelf Supports for Post Assemblies - Metroshelving.net
Two single shelf supports required for each shelf, one at each end. Double supports (SWD model) are used in between shelves sharing a common post assembly....
shelf supportspost assemblies