Mountable Shop Dust Collection Coupler: This dust collector hose coupler makes connection and disconnection of 2-1/2'' and 4'' dust hoses quick and easy. Mount it to the wall or your workbench for a convenient way to connect tools to your dust system, or to join hoses. Step-Fit Convenience: The dust collection air hose coupler has a stepped design that accommodates both 4" hoses and the Dust Right 4" quick change handle. Our wood dust collection quick coupler ensures effortless compatibility and easy swapping between different tools and accessories. Durable & Reliable: Our hose coupler quick connect tool is constructed from reinforced ABS plastic. The dust collector woodworking coupler is built for strength and durability, ensuring it withstands the rigors of workshop use for the long haul. Accessible Port Visibility: No more bending and hunting under or behind power tools for hidden dust ports. This woodworking dust collection coupler keeps the port visible and within reach, sparing you from stooping and searching during operations. Convenient Mounting Options: Mount the portable dust collector coupler conveniently on a workbench or wall within easy reach. Then, easily attach dust collection to the fitting as needed for a fixed dust coupler. Dust Right Mountable Dust Control System Coupler: Designed for effortless mounting on either the workbench or wall, this dust collector fittings coupler simplifies the connection and disconnection of 2-1/2'' and 4'' dust hoses. Easily accessible once installed, our dust collectors for woodworking couplers allow for swift attachment of dust collection, creating a reliable fixed dust coupler. Adapt its functionality by leaving the smaller end open for tool interchangeability or the larger end for convenient movement of a main 4'' hose between multiple larger tools. Enjoy the convenience of an easily visible and accessible port, this dust right fittings coupler eliminates the need to bend or search under power tools for concealed dust ports. Features of Rockler Dust Collection Systems Coupler: Mounts easily wherever you need a quick-connect 2-1/2'' or 4'' dust hose adapter or stationary coupler - Makes it easy to move a single dust hose from tool to tool - 4'' end is stepped to fit both 4'' hoses and Dust Right 4'' Quick Change Handle - 2-1/2'' end fits inside 2-1/2'' dust hose and over Dust Right Universal Small Port Hose Kit - Reinforced mounting holes allow installation on top or underside of benches or tables, the side of a cabinet or on a backer board on the wall with appropriate screws (not included) - Made from reinforced ABS plastic for strength and durability. Tech Specifications of Woodworking Dust Collector Coupler: Compatible Hose: 4'' and 2-1/2'' - Compatible Handles: 4'' Quick Change Handle (#55027, sold separately), Dust Right Universal Small Port Hose Kit (#68966, sold separately) - Material: Reinforced ABS plastic. --- About Us: The history of Rockler Woodworking and Hardware goes back to 1954, when Norton Rockler started the Minnesota Woodworkers Supply Company in north Minneapolis. It was a small mail-order business with a big aspiration – to become woodworkers' go-to resource for everything they need to complete their projects.