Fastube CST4 R Expanding Stem Caster - 4" Rigid (Includes U-Bolt)

# Stem Casters The **Fastube CST4 R Expanding Stem Caster** is a high-performance rigid caster designed for enhanced mobility in various material handling applications. This caster is engineered to provide stability and ease of movement, making it an essential component for carts, shelving units, and other modular material handling systems. ## Key Features • **Rigid Design**: The 4-inch diameter wheel offers robust support and stability, suitable for both light and heavy-duty applications. • **Durable Construction**: Made from high-quality materials, this caster ensures longevity and resistance to wear in demanding environments. • **U-Bolt Included**: Comes with a U-bolt for secure attachment, making installation straightforward and reliable. • **Smooth Mobility**: Features a precision-engineered wheel that reduces friction and enhances maneuverability on various surfaces. • **Versatile Compatibility**: Ideal for use with Fastube's modular material handling systems and various custom applications. ## Applications • **Industrial Settings**: Perfect for use in automotive, aerospace, and medical device manufacturing facilities where efficient material handling is critical. • **Modular Systems**: Designed to integrate seamlessly with Fastube’s gravity flow racks, storage racks, and workstations, enhancing overall system functionality. • **Custom Carts**: Suitable for building custom carts and storage solutions that require reliable movement and stability. ## Benefits • **Enhanced Productivity**: The caster’s design facilitates quick and easy movement, improving workflow efficiency in busy environments. • **Increased Safety**: The rigid structure provides stability, reducing the risk of tipping or accidents during transportation of materials. • **Customizable Solutions**: Tailored to fit specific needs, allowing businesses to create personalized material handling systems that support lean manufacturing principles. --- *Product information compiled with AI assistance for reference purposes.*