The POWERTEC 4-Inch to 2-1/2-Inch Cone Reducer allows you to connect 4-Inch port to a 2-1/2-Inch hose or a 2-1/2-Inch port to a 4-Inch hose. The 2-1/2-Inch opening also allows you to fit Shop-Vac, Sears and a variety of other wet/dry vacuum cleaners. Simple to install, use and uninstall for the utmost in ease, performance and reliability.
. Connect 4” ID flexible dust collection hose to 2-1/2” ID flexible dust collection hose
. 4” nominal OD end measures 3-61/64” OD and 3-41/64” ID; 2-1/2” nominal OD end measures 2-15/32” OD and 2-9/32” ID
. Adaptable to most shop vacuum cleaner hoses with 2-1/4” OD connectors
. Use Powertec 70149, Dust Control Flex Cuff (sold separately) to connect 4” nominal OD end to other 4” OD adapters; Use Powertec 70148, Dust Control Flex Cuff (sold separately) to connect 2-1/2” nominal OD end to other 2-1/2” OD adapters
. Tough durable ABS plastic