How much does this cost to the nearest dollar?

Demco Glide Ride - Lippert 1116
The Glide Ride pin box takes the jack-hammer out of a rough road and transforms it into a ride as smooth as silk. Without the Glide Ride, the bumps and jolts of the road put extreme stress on your RV and truck's drive train, suspension, body, and tires and can result in costly repairs, shorter vehicle life and a very uncomfortable ride. Absorbs bumps and jolts through a gravity, self-centering, parallel linkage system Greatly reduces stress and fatigue at the hitch point Does not affect braking or steering Helps prolong the life of your truck and RV Rated up to 21,000 lbs. GVWR Manufacturer Demco, Brand Demco, Weight 115 Pounds, Dimensions 6.25

Price is $547.00
Price: $546.51