The Greenlee 00946 Support Unit is designed for use with 1/2 to 1-1/4 inch PVC rollers, providing essential support in various electrical applications. Constructed from high-quality materials, this unit ensures durability and stability during operation. Its design allows for easy installation and compatibility with a range of systems, making it a versatile choice for professionals. The support unit is engineered to meet industry standards, ensuring safety and reliability in demanding work environments. Enhance your installation capabilities with the Greenlee Support Unit, a trusted tool for electricians.