Ten Pack Ceramic Bearings With ABEC 5 Quality And Ceramic And Stainless Steel Balls SR144ZZ 1/8 x 1/4 x 7/64 Inches Set Of 10 For Industrial And Mechanical Applications

These hybrid ceramic SR144ZZ bearings measure bore 3.175 mm (1/8 in), outer diameter 6.350 mm (1/4 in), and width 2.778 mm (7/64 in). Sold as a 10-pack, they feature double metal shields (ZZ) and pre-lubricated grease for smooth operation in precision motors, hobby robotics, 3D printers, and compact machinery.

✅ Inner diameter: 3.175 mm (1/8 in)
✅ Outer diameter: 6.350 mm (1/4 in)
✅ Width: 2.778 mm (7/64 in)
✅ Ball material: ceramic; races: stainless steel
✅ Seals: double metal shields (ZZ)
✅ Lubrication: pre-lubricated with grease
✅ Quantity: 10 bearings per pack

💡 What is a ceramic hybrid ball bearing used for in precision machinery? A handy guide to typical roles and benefits.
High-speed, low-friction rotation in motors and precision tools
Handy for 3D printers, CNC machines, robotics where smooth motion matters
Longer service life in dusty or contaminated environments