Woodstock D4232 4 by 3-Inch Quick Coupler</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Threads into 3-inch dust collection hose</li><li>Press-fit to 4-inch dust collection fitting</li><li>Eases dust collection set-up</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/41kFqQKB%2BbL.jpg' noproxy></br>