Engineered for meticulous compatibility and performance, this hydraulic press insert from US Coupler is designed specifically for SDR smooth-wall innerducts. Sold as a set of two, these inserts ensure a secure fit and optimal biting action when used with DK200-HC, AHP200, and DK300 pressing tools. With a nominal duct size of 2 inches and an outer diameter of 2.375 inches, this product facilitates efficient coupler installation, making it an essential component for your piping and conduit projects. Whether you are a professional installer or engaging in DIY home improvements, this insert enhances the reliability and effectiveness of your hydraulic pressing applications.