The REESE Pro Round Bar Weight Distribution Hitch with Sway Control is engineered to provide more features and superior ride performance to other systems. Designed to evenly distribute camper and RV trailer weight and reduce trailer sway, the REESE weight distribution hitch includes: head with preinstalled 2-5/16-inch hitch ball, tapered spring bars, 8.5-inch-deep drop shank, control brackets, lift-assist bar, and all hardware necessary for an easy install. Tapered spring bars on the trailer weight distribution hitch provide constant weight distribution over the axles for superior ride comfort. The high strength steel head and welded REESE hitch bar provide superior durability while the no-drill, clamp on brackets fit up to 7-inch trailer frames for an essential RV accessories and camper accessories must have. Brought to you by REESE - Making the journey as enjoyable as the destination since 1952.