Need a thread reducer to connect two pipes of different sizes? This straight bush from RS PRO is a pipe fitting with threads on the inside and outside for easily joining pipes or other fittings.


Its robust stainless steel material makes this reducing bush resistant to mechanical damage, heat and corrosion. It has female and male tapered threads for safe use in high-pressure systems. The hexagonal-shaped head is simple to tighten using a wrench for ease of installation.


This thread reducer conforms to the American Society for Testing and Materials (ASTM) B16.11 requirements for pipework and fittings. It also meets Restriction of Hazardous Substances (RoHS) standards, meaning it contains only trace amounts of any harmful materials. Thread reducers like this one are commonly used in industrial and domestic heating and water systems.