DWV9000 universal Quick Multi-Function Connector Fits for Dust Extractors,vacuum hose, various tools & shrouds. Allows fits easyReplacement for DWV9000 universal connector Quick Connector Replacement for Dust Extractors (DWV9000). For Dust Extractors,vacuum hose and tools & shrouds.Allows fits quick, easy, and durable connection between 1-1/4 InThere is a bearing lock/unlock device on the adapter ring of DWV9000. You need to screw it to the unlocked position before you can slide it into the dustproof port.Fits Models for DWE4597,DW46152, DWV010, . The universal connection system for all dust-compatible tools and accessories centers around the Universal Connector, which forms a secure, locking connection its attachments.Replacement old part number:DWV9000Colour:BlackMaterial:PlasticSize:Small end:ID=1.7 in OD=1.875in end:ID=1.7 in OD=2.28inHeight:4.4inPackage Contents:1 * Quick Multi-Function ConnectorOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.