10-Pack MR52-UG Open Ball Bearings 2x5x2.5 mm Pre-Lubricated Chrome Steel Deep Groove Miniature Bearings For Precision Hobby Projects Small Machinery RC Models

Ten-Pack Open MR52-UG Miniature Bearings 2x5x2.5
✔️ ID 2mm, OD 5mm, width 2.5mm; 10 pcs, chrome steel, grease

These MR52-UG open ball bearings measure 2x5x2.5 mm and are pre-lubricated for immediate use. Built from high-strength chrome steel, they're ideal for tiny rotaries, micro travel guides, and small hobby projects where smooth, reliable motion matters. Packed as a 10-pack keeps extras handy for multiple builds.

✅ 2 mm ID, 5 mm OD, 2.5 mm width
✅ 耐久性にChrome steel
✅ Pre-lubricated with grease; open bearing design
✅ Dynamic load rating Cr: 170 N; Static load 50 N
✅ Pack of 10 bearings in one plastic bag

💡 What is a handy open miniature ball bearing used for in precision micro assemblies?

This bearing is designed for tiny, high-precision applications where smooth rotation and compact fit matter. - Small form factor fits in compact robotics or hobby projects - Pre-lubricated grease minimizes maintenance and downtime - Chrome steel for durability under light loads - Open design aids cooling and inspection