Features: * 4-1/2 inch long and can connect a 4 inch dust hose to a 4 inch O.D. dust fitting quickly and efficiently without a clamp to save time and money. * Use to connect a 4 inch hose to any 4 inch accessory * Provides quick and secure fit * Threaded on one end * Many uses * Hose clamp optional (not included) What"s In the Box: * Big Horn 11415 4-Inch Quick Adapter