How much does this cost to the nearest dollar?

OYSTERBOY Replacement Dust bin Dustbin Box Module for irobot Roomba i3 i3+ i4 i4+ i6 i6+ i7 i7+ i8 i8+ Series with Automatic Dirt Disposal
Compatible with model For Irobot Roomba Series i3 i3+ i4 i4+ i6 i6+ i7 i7+ i8 i8+ Spare, Washable Bin with Evacuation Port Brand OYSTERBOY, Capacity 3.9 Gallons, Opening Mechanism Manual-Lift, Dimensions 7.48 x 5.55 x 3.07 inches; 8.47 Ounces, model number Available July 8, 2018, Manufacturer OYSTERBOY

Price is $55.00

Price: $54.99