The motorhome mounted Blue Ox Aventa® LX towbar has a ball in socket design that incorporates a spherical joint instead of the traditional bolted together flex joint. This cutting edge design reduces wear points and allows for an extremely strong and durable attachment between the coach and the towed vehicle. With its 10,000 lb. Class IV rating, you can tow just about anything. All steel construction. 42 lbs. Base plate not included, order separately. (Never exceed the towing or weight capacity of your motorhome). Available to fit 2" (94-4105) or 2-1/2" (94-4114) receiver hitches. This Blue Ox Aventa LX tow bar has a 2" receiver so that it fits your ball correctly. Cutting edge ball-in-socket design Off-set triple lugs to better align towing forces Self tightening pivot connection Rubber boots to protect from road grime Dependable steel construction Class IV tow bar, for use with towed vehicles up to 10,000 lbs Legs collapse and extend to lock for easy hook-up Hook up is a cinch - the 360 degree swivel allows you to be out of alignment or on uneven surfaces The ultimate in quick disconnecting Easy fold-away tow bar mounts and stores on back of RV Weighs approximately 42 lbs 3 year warranty on tow bar This unit is refurbished, but is as good as a new one and can't tell it is used. Still carries 3 year warranty. Please call for additional information.