MroMax Sliding T Slot Nuts M5 Threaded Half Round Roll in T-Nut for 20x20 Series Aluminum Extrusion Profile Carbon Steel Zinc -Plated Silver Tone 20PCS

Threaded Size: M5; Overall length: 10mm/0.39 "; Overall Width:5mm/0.20 " Made from high quality carbon steel, these nuts have high hardness and a long service life surface is zinc-plated for good rust resistance and better performance.

They can be directly into the aluminum slot hole in any of the assembly post, back spring ball can be fixed its position which make installation very simple and reliable