Introducing the Threaded Quick Coupler by POWERTEC.
This 4 inch to 2-1/2 inch dust collection coupler provides you with a portable, versatile and convenient solution to attaching your industry standard machines to dust hoses (and fittings). With its right hand threaded design, this quick connect attachment doesn't require hose clamps - thus eliminating the need to constantly connect and disconnect your components each time a new machine is used. It possesses a highly durable ABS plastic construction that was designed and engineered to withstand the abrasive nature of woodshop dust collection. Its also equipped with a taper end that allows for a snug, secure and airtight fit that won't impact the effectiveness of your dust collection system.
Dual End Compatibility
Tapered End: 4-Inch inner diameter end presses onto any 4-Inch diameter tapered dust collection port
Threaded End: The 2-1/2-Inch threaded end threads onto a 2-1/2-Inch right hand dust collection hose or fitting
Dimensions
4-Inch Nominal end measures 4-13/64-Inch tapered O.D., 3-31/32-Inch tapered I.D.
Package Contains
1 Coupler