Open Miniature Ball Bearing 2.5x6x1.8 High Precision Chrome Steel 52100 Alloy For Industrial, Commercial And Mechanical Systems Durable Small Component For RC Models, Gyros, Robotics And Conveyors With Close Tolerance And Long Life

This small open ball bearing fits into compact assemblies, hobby robotics, clocks, and precision gear systems where smooth rotation in tight spaces is needed.

✅ Size: 2.5 mm bore x 6 mm outer diameter x 1.8 mm width
✅ Material: Chrome steel (52100)
✅ Type: Deep groove, open bearing
✅ Packaging: Single bearing

💡 What is a small open ball bearing used for in compact micro-mechanics?

These tiny bearings are handy for lightweight rotary support in tight spaces.

• Small shaft support with low friction
• Chrome steel 52100 durability for wear resistance
• Open design for easy lubrication and inspection
• Ideal for micro gears, hobby robotics, and compact drives