Roll-In T-Nut With Ball Spring 5/16-18, 24 Pack, 15 Series Aluminum Extrusion Compatible With 13040 Profile, Self Aligning Fastener For Precise, Easy Fits, Heavy-Duty, Great For CNC, 3D Printer, And DIY Builds

Ball-Spring Roll-In T-Nut, 5/16-18, 24-Pack, 13040 Compatible
✔️ 24-pack, 5/16-18 thread, fits 15 Series, 8 mm slot, zinc

These Roll-In T-Nuts with ball spring are heavy-duty fasteners for aluminum extrusion systems, especially 15 Series and 13040 profiles. They install from the profile end or side, making assembly quick when ends aren't accessible.

✅ 24-pack quantity
✅ 5/16-18 thread size
✅ Bright zinc finish
✅ Measures 13.5 mm x 7.2 mm x 22 mm
✅ Compatible with 8 mm slot profiles (13040/15 Series)

💡 What is a roll-in T-nut with ball spring used for in aluminum extrusion setups?

This handy fastener holds position and makes assembly smoother in tight spaces. - handy for securing brackets, fixtures, or guide rails along T-slots - allows end or side insertion for tight work areas - keeps the nut aligned when the profile is in a vertical position