How much does this cost to the nearest dollar?

Shocker HD 20K Air Hitch with Combo Ball Mount, Fits 2-1/2 Hitch
Smoother Safer Towing - Air ride towing technology with a heavy duty built in air spring to cushion the ride & absorb the road shock. Built in HD Airbag Absorbs road shock, creates smooth ride & reduces tendency to trailer sway. Dual rubber bump cushions also offer additional HD performance. Safety Red Powder Coat Finish Impact Resistant Premium Powder-Coat Finish on Base Frame. 8 Adjustment holes - Adjustable height for combo-ball mount (1/2 inch to 4-1/2 inches of drop). Fine tune for your towing weight. Just add air for heavier loads. Great for Pickups Fits Great for Full Size Pickup Trucks & Vans, Midsize Pickups

Price is $670.00
Price: $669.59