Introducing the Threaded Quick Coupler by POWERTEC.
This 4” to 3” 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 3-Inch threaded end threads onto a 3-Inch right hand dust collection hose or fitting
Dimensions
4-Inch nominal end measures 4-7/32-Inch O.D. and 3-31/32-Inch tapered I.D.

POWERTEC is a leading manufacturer of high quality woodworking tools and accessories, machines, and an assortment of OEM replacement parts. We are committed to exceeding expectations, while bringing the latest innovations, technology, and product development to the industry.