Professional Customization Miniature Single Row Deep Groove Ball Bearing R-1030ZZMTR
Precision-engineered with high-grade chromium steel for superior durability and smooth rotation. Features a sealed ZZ metal shield to prevent dust and moisture, extending lifespan. Ultra-thin 4mm width and compact 3*10*4mm size ideal for tight spaces in motors, bicycles, and micro machinery. Advanced heat treatment ensures low noise and high-speed performance (up to 18,000 RPM). Perfect for DIY projects, drones, RC models, and small appliances. Customizable specifications available for bulk orders. Globally sourced materials, factory-direct pricing. Wholesale discounts for bulk purchases—ship worldwide. Stock up on reliable, industry-grade bearings at unbeatable costs.