You searched for "parallel kit"
FlexLink
FlexLink M5 Hinge Kit Connecting Component, Strut Profile 22 mm, 44 mm, Groove Size 5.5mm
Part: XDAH 110 B
Aluminium hinge kit for connecting and articulating modular profile assemblies.
RS PRO
RS PRO Brass, Steel Hex Full Nut and Washers with Internal Tooth, Plain, 200 Pieces
Part: 483-0906
Kit of 200 M5 hex nuts, plain washers, and internal tooth washers for complete fastening assemblies.
StarTech.com
StarTech.com Rack Screws and Cage Nuts for Use with Server Racks and Cabinets, M5 Thread, 20 Piece(s)
Part: CABSCRWM520
20-piece set of M5 metal screws and cage nuts for server racks and equipment cabinets.
APC
APC Easy Rack Series Vertical Mounting for Use with Server Rack, M5 Thread, 2 Piece(s)
Part: ER7RCC48
Steel vertical mounting hardware for APC Easy Rack server systems.
StarTech.com
StarTech.com Screws and Cage Nuts for Use with Server Racks and Cabinets, M5 Thread, 100 Piece(s)
Part: CABSCREWM52
Bulk pack of M5 metal screws and cage nuts for securing rack equipment.