Easy to install - Spring fixing design makes assembly quick and straightforward. Push the spring in or pull from the opposite side, and the roller can be mounted into the conveyor frame with minimal effort. Spring fixed bearing for reliable performance - Built with spring bearings inside and a 12 mm shaft diameter for strong support in demanding industrial conditions. - Maximum load capacity: 80 kg / 170 lbs, making it suitable for transporting or moving heavy objects. Portable and easy replacement - Built-in spring enables faster installation and removal in a busy workshop. - After receiving a new roller, simply press the spring and insert it directly for a simple, tool-free setup. Durable and quiet operation - Zinc coating provides enhanced anti-rust protection for long service life. - Smooth, quiet operation with minimal vibration to keep your work running efficiently. Specifications and compatibility - Function: replacement conveyor belt roller with spring fixed bearing for enhanced loading and ease of installation. - Shaft diameter: 12 mm. - Maximum load capacity: 80 kg / 170 lbs. - Surface treatment: zinc coating for corrosion resistance. - Applications: suitable for transporting or moving heavy objects on conveyors; ideal for use in busy workshops and repair environments where quick installation and reliable performance are needed. Practical use scenarios - On an assembly line or manufacturing process where conveying heavy components is required and downtime must be minimized. - In a warehouse or workshop setting for quick replacement of worn rollers during maintenance or reconfiguration. - For belt-driven conveyors in maintenance bays where frequent handling of heavy parts occurs, ensuring smooth transport with reduced vibration.