How much does this cost to the nearest dollar?

AWDIA 76 Bifold Barn Door Hardware Kit for 4 Doors, Black Track and Top Mounted Heavy Duty Roller Bi-Folding Sliding Barn Door Hardware Kit, Fit Door Width 4X18, No Door Panel
Bifold barn door hardware kit only, no doors. Package include track&wall connector *4, door anti jump door floor screws, strip seal. Door requirement door weight door thickness 1 -1.58. Clearance from the top of the door to the ceiling is 6. Excellent quality our bi-folding barn door hardware is made of high quality carbon steel and fine black powder coated surface nylon pulley roller. Waterproof and rust resistant track kit can keep years of beauty and longevity. Smooth movement 360 degree rotatable hanger roller, the folding door can be

Price is $155.00

Price: $154.99