This Hose Barb Fitting from Miller Industries measures 1″ x 1″. It is used onthe Hydraulics Assembly of several Miller Car Carriers. These Carriers includeChallenger, Century, Champion, Holmes, and Vulcan. See the features below for afull list of carriers and see the brochure tab for breakdowns. 1″ Hose x 1″ MO Fits: Challenger Car Carriers Century 10 Series Steel & Aluminum Carriers 2002-Current Century 15 Series Steel & Aluminum Carriers 2002-Current Century 20 Series Steel & Aluminum Carriers 2005-Current Century 30 Series Steel Carriers Champion Steel & Aluminum 19′-21′ Carriers 2001-Current Holmes 10 Series Steel & Aluminum Carriers 2003-Current Vulcan 10 Series Steel & Aluminum Carriers 2001-Curent Vulcan 10 Series Extreme Angle Steel Carriers Product Dimensions: 2.89″L x 1.45″H x 1.45″H