This duct clamp and seal kit is specifically designed for 10 mm duct sizes, making it an essential accessory for those utilizing GMP Hurricane cable blowing machines. As a reliable replacement kit, it ensures a secure fit for your duct's outer diameter (O.D.), optimizing the performance of your cable placing operations. Tailored to meet the needs of professionals in the industry, this kit enhances the efficiency and effectiveness of cable installation, providing the support necessary for a seamless operation.