8 Pack POM Plastic Bearings 9 x 17 x 4 mm Deep Groove Ball Bearings With Glass Balls And Nylon Cage, Lightweight Durable Bearings For RC Cars, Drones, 3D Printers, And Other Nerdy Builds
✔️ 8 pcs, 9x17x4 mm, glass balls, nylon cage, low friction
These lightweight POM plastic bearings deliver smooth rotation with glass balls and a nylon cage, designed for high-speed hobby builds like RC cars, drones, and 3D printers. They feature deep groove raceways for robust axial and radial load handling and maintenance-free operation.
✅ Inner diameter 9 mm (0.354 in), outer diameter 17 mm (0.669 in), thickness 4 mm (0.157 in)
✅ Material: POM inner/outer rings, precision glass balls, nylon cage
✅ Deep groove raceway supports radial and axial loads
✅ Self-lubricating with ultra-low friction, maintenance-free operation
✅ Pack contents: 8 bearings; suited for high-speed hobby apps
✅ Applications: RC cars, drones, 3D printers, light machinery in humid environments
💡 What is a pillow block bearing used for in small machinery and hobby projects? Pillow block bearings serve as compact, handy supports for shafts in tight spaces. - Supports rotating shafts in small machines like RC cars, drones, and 3D printers - Helps maintain shaft alignment and reduce wear in high-speed setups - Uses POM plastics, glass balls, and nylon cages for low friction and maintenance-free operation