POWERTEC 70523 4-Inch 45 Degree Elbow with 2 Dust Control Flex Cuffs - ABS Plastic Dust Collector Connector and Rubber Cuff Couplers for Woodworking Dust Collection

["INCLUDES: (2) 4\" Flexible Cuff Coupler (4) Key Hose Clamps (1) 4\" 45 Degree Elbow Dust Collection Fitting","SPECS OF ELBOW: Features dual 4-inch nominal ends with actual tapered O.D. measurements 3-57/64-inches and 3-21/32-inch I. D.","FUNCTION OF CUFF: Provides a perfectly sealed, airtight connection between a pair of 4 inch OD dust collection equipment ports, pipes or fittings","EASY TO USE: These reusable flex cuffs are easily installed and can be removed without the need for assorted screws or duct tape","DIMENSIONS OF CUFF: 4-9/16” OD, 4” ID and 2-9/16\" Length | Connects to 4 inch nominal outer diameter adapter or dust collection pipe"]