Check the listing for details. POWERTEC 70183 4?? 45 Degree Elbow - ABS Plastic Dust Collector Connector. Color: Black, Condition: New. Listed at 14.99 USD. The 4 inch Elbow Fitting (45 degree) by POWERTEC. The POWERTEC 4-Inch Elbow Fitting facilitates directional changes in your dust collection network to maximize the system efficiency and effectiveness. This handy fitting has a multitude of applications; for example, when running a hose to an overhead mainline, altering the plane (up, down, left or right) of your hose, or as an adjunct fitting-coupled with the 4-Inch Y-Dust Hose Connector: to enable the expansion of your dust hose network. With its airtight friction grip, this durable connector will ensure that potent dust and debris is extracted sucked straight into your dust collector, and that clear, clean air is returned into your workshop environment. Make it perfect with POWERTEC fittings: streamlined, simple to use, versatile! Both 4-inch nominal ends measure 3-57/64-Inch O. D. and 3-21/32-Inch I. D.45-degree elbow for connecting two hoses or pipes at an angleTough, durable ABS plastic materialProvides a multitude of applicationsProvides airtight friction fitBoth 4-inch nominal ends measure 3-57/64-Inch O. D. and 3-21/32-Inch I. D.