M5 Spring Loaded T Nut 70 Pcs M5x0.8mm Half Round Roll In T Nuts Carbon Steel Nickel Plated For 20x20 Aluminum Extrusions 20 Series 3D Printer Replacement Tiny Nuts Durable Fastening Kit

Premium M5 Roll-In Spring T-Nuts for 20x20 Aluminum Frames
✔️ 70 pcs M5-0.8mm roll-in nuts for 20x20 extrusions

These M5 roll-in spring T-nuts are built from premium carbon steel with nickel plating, designed for 20-series aluminum extrusions. They’re ideal for 3D printers, CNC machines, and DIY frames. The spring-loaded ball holds the nut in place if you forget to add it during assembly.

✅ Thread size: M5-0.8mm; L13 mm (0.51"), W8.1 mm (0.31"), H4.2 mm (0.16%)
✅ Material: carbon steel with nickel plating for durability
✅ Pack: 70 pieces in storage box
✅ Spring-loaded design keeps nut in place during screw removal
✅ Fits 20x20 extrusion slots (20 series) and compatible accessories
✅ Handy storage box keeps pieces organized

💡 What is a pillow block bearing used for in aluminum extrusion and motion systems? These handy bearings support rotating shafts in machine frames and linear guides, helping with alignment and load handling for DIY builds and industrial setups. - They keep shafts aligned to reduce wear on printers and CNC rigs. - They work with sealed ball bearings, including ceramic options for high-speed use. - They simplify maintenance and quick replacement when needed.