How much does this cost to the nearest dollar?

Brush Deck Gearbox for Roomba 600 Series 614 620 630 650 655 670 671 676 690 694 695
Gearbox with Gears for all Roomba Series Gearbox with Gears for all Roomba Series Example Models All 6xx and 7xx including 615 630 635 640 645 650 651 655 660 665 670 671 676 676 690 694 695 699 Dimensions 

Price is $40.00

Price: $39.95