6x30x12mm Polyurethane Rubber Wheel Bearing Sealed Miniature Tire for Small Robotic and Modeling Projects High Load Capacity Impact Resistant PU Wheel Bearings with Durable Rubber Sealing for Smooth Low Friction Motion

Polyurethane sealed wheel bearing 6x30x12mm for tiny wheels
✔️ 6x30x12mm PU sealed wheel bearing, compact and durable unit

This compact sealed wheel bearing uses a 6 mm ID, 30 mm OD, and 12 mm wide profile, with a PU tire and rubber seals. It's ideal for tiny wheels in hobby robotics, model cars, and other micro-motion assemblies.

✅ Size: 6 mm ID x 30 mm OD x 12 mm W (0.236 in × 1.181 in × 0.472 in)
✅ Material: GCr15 bearing steel with PU outer cover
✅ Seals: Rubber sealed for dust protection
✅ Type: Deep Groove Ball Bearing with sealed PU tire
✅ Pack: 1 bearing per package
✅ Applications: tiny wheels on robots, model gear, and hobby devices

💡 What is a small sealed ball bearing used for in precision miniature wheel assemblies?

This handy component is designed for compact wheel systems in hobby robotics and mini machinery. - Handy for micro robots, RC cars, and small conveyors - Sealed rubber seals protect against dust and keep rotation smooth - Steel core with PU tire delivers durability and quiet operation