The 16FOFS-20MOFS STR Expander by Fittings Unlimited Inc is engineered for expanding pipe sizes from 16mm to 20mm, making it a versatile choice for fluid handling systems. Constructed from premium materials, this expander offers exceptional durability and resistance to harsh environments. It meets industry standards for quality and performance, ensuring reliable operation in various applications. The expander is designed for easy installation, making it suitable for both professional and DIY projects. Enhance your piping system's efficiency with this high-performance expander.