Answer
Oct 25, 2019 - 12:40 PM
The 4" and 2.5" dimensions are the OD of this fitting but may have a slight tape to make installing the hose easier. It is designed to fit inside the hose.
Oct 25, 2019 - 12:40 PM
View all Infinity Tools 4" to 2-1/2" Reducer Questions & Answers