Roll-in Spring M5 T Nut for 20mm T-Slot/V-Slot Aluminum Extrusions (Pack of 50)

These t slot nuts let you attach plates, brackets, and other parts to standard 20mm aluminum extrusions with standard M5-0.8 screws or bolts (not included). They can be inserted post-assembly by rolling them into the slot. The spring loosely holds the nut in place, even in vertical applications. Use to build CNC routers, 3D printers, CNC laser cutters, CNC plasma cutters, robotics projects, 3D carvers, machine guards, workstations, etc.