100% New Never Used Features: Item:693ZZ Ball Bearings Widespread bearing,economic and standard Easy Installation & Replacement Less Friction, Higher Speeds Durable & Insulation Specification: Model:693ZZ,R-830ZZ,619/3 Material: Bearing Steel Inner diameter: 3mm Outer diameter: 8mm Thickness: 4mm Package included:10pcs Ball Bearings

• Low Friction Design: The precision lubrication system inside the roller bearings reduces friction and wear and improves mechanical efficiency. This low friction design not only extends the life cycle of small ball bearings, but also reduces energy consumption. No additional lubricant is required
• Silent and Efficient: The optimised design makes the steel ball bearing run more smoothly and with low noise. These 8mm bearings can remain stable and silent even under long-term high-speed operation, ensuring high efficiency and comfort for your equipment

Specifications

Common questions