Introducing the 4-Inch Dust Control Flex Cuff with Hose Clamps by POWERTEC.
This coupler is designed to provide you with an airtight connection between a pair of 4” dust collection fittings or hoses. And it comes equipped with standard hose clamps so that you won't need unattractive duct tape or a messy assortment of screws. It's a highly useful (and reusable) dust collection system accessory, as it allows you to interchange fittings and connect adapters to keep all of your dust collection tools connected.
Compatibility
These Flex Cuffs work exclusively with nominal 4” O.D. ports, hoses and fittings.
Construction
It's made with high quality rubber to ensure long-term durability and possesses a flexible profile capable of conforming to the narrow range of sized ports.
Dimensions of Rubber Connector Cuff
4-9/16-Inch O.D.
4-Inch I.D..

Introducing the Dust Collector System 90 Degree Elbow by POWERTEC.
This convenient adapter serves as a versatile, yet highly functional attachment and tool for common 4 inch dust collector fittings. Whether you're adding a sweep to a small shop vacuum dust collection system or running a hose to an overhead mainline, this elbow attachment is made to deliver an airtight connection to your dust collection hoses and vacuum pipes. With its high friction grip, this durable connector will ensure that harmful abrasives, dust and debris are all extracted straight into your dust collector. This helps ensure that clear, clean air are put back into your workshop environment.
Versatile
Although it works seamlessly with the extensive line of POWERTEC dust collection accessories, the elbow unit is compatible with most major brands of 4 Inch dust collector ports.
Premium Quality
Molded out of high quality ABS plastic for impact resistance and long-term durability.
Product Dimensions (important specification information)
Both 4-inch nominal ends measure precisely at:
- 3-61/64-inch tapered outer diameter
- 3-3/4-inch inner diameter
- Black

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.