Durable 4 Pack CF5 KR13 Needle Roller Bearings With 13mm Roller Diameter And 10mm Width For Bolt Type Track Runner Guide Rails Used In 12D Printer Machinery Tools M5 X 0.8 Thread 7.5mm Length, 23mm Overall Length, GCr15 Steel Cage PATIKIL

Durable 4-Pack CF5/KR13 Needle Roller Bearings for Rails
✔️ 4x CF5/KR13: 13mm (0.5"), 10mm (0.4") wide, 23mm (0.9") long, M5x0.8

These cam follower bearings are designed for bolt-type track runners and guide rails in machines like 12D printers and automation lines. They pair a hardened GCr15 steel roller with a carbon steel cage for rugged life and reliable performance in high-load setups.

✅ Needle roller diameter 13 mm
✅ Roller width 10 mm
✅ Overall length 23 mm
✅ Thread size M5 x 0.8, thread length 7.5 mm
✅ Bearing material GCr15 steel; cage material carbon steel
✅ Pack size: 4 pieces

💡 How do cam follower bearings function in sealed rail guide systems?

They help preserve smooth, accurate motion by keeping the shaft aligned and supported under load, while seals keep dirt out and lubrication in.

- handy for precise alignment in compact sealed rail guides - ideal for automation and packaging machines with cam-driven motion - durable with hardened steel and integrated seals for long life