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.
DIY Supplies:Metalworking
Thread diameter：M3 M4 M5 M6 M8
20series T-Slot Nut Length:
10.3mm(M3) / 10.3mm(M4) / 10.3mm(M5)
20series T-Slot Nut Width:
6mm(M3) / 6mm(M4) / 6mm(M5)
20series T-Slot Nut Height:
5mm(M3) / 5mm(M4) / 5mm(M5)
30series T-Slot Nut Length:
15.5mm(M3) / 15.5mm(M4) / 15.5mm(M5) / 15.5mm(M6)
30series T-Slot Nut Width:
8mm(M3) / 8mm(M4) / 8mm(M5) / 8mm(M6)
30series T-Slot Nut Height:
6.5mm(M3) / 6.5mm(M4) / 6.5mm(M5) / 6.5mm(M6)
40series T-Slot Nut Length:
19.5mm(M4) / 19.5mm(M5) / 19.5mm(M6)
40series T-Slot Nut Width:
8mm(M4) / 8mm(M5) / 8mm(M6)
40series T-Slot Nut Height:
7.5～8mm(M4) / 7.5～8mm(M5) / 7.5～8mm(M6)
45series T-Slot Nut Length:
19mm(M4) / 19mm(M5) / 19mm(M6) / 19mm(M8)
45series T-Slot Nut Width:
10mm(M4) / 10mm(M5) / 10mm(M6) / 10mm(M8)
45series T-Slot Nut Height:
8.5mm(M4) / 8.5mm(M5) / 8.5mm(M6) / 8.5mm(M8)
APPLICATIONS: These multi-functional fasteners provide a stable and non-rotating nut placement for an assortment of DIY task, furniture restoration, woodworking projects, and can even be used for rock climbing holds.