Check the listing for details. WEN DCA013 4-Inch Flexible Dust Cuff Hose Connector for Dust Collection Systems. Condition: New. Listed at 13.57 USD. Remember when you had a clean workshop? Keep your dust collection setup secure with a WEN Flexible Dust Cuff. These useful, reusable connectors lock your dust connectors in place, preventing slipping between connection points and maximizing air flow. The rubber construction provides extra flexibility for added compatibility with a variety of blast gates, ports, connectors, and adapters. The two included locking hose clamps can be secured in place with any standard screwdriver or 7mm socket, making for easy installation and removal. Each side measures in at 101mm inner diameter and 114.5mm outer diameter. Remember when you had maximum suction? Remember WEN.Rubber construction provides extra flexibility for added compatibility with a variety of blast gates, ports, connectors, and adaptersIncludes two lockable hose clamps that can be loosened or tightened with any standard screwdriverAirtight design maximizes suction to help fight the harmful dust created by normal woodworking operationsEach port measures in at 101mm inner diameter and 114.5mm outer diameterUniversal design compatible with the majority of 4-inch dust ports, adapters, and blast gates