How much does this cost to the nearest dollar?

Willhom Bottom Case Screws (Pentalobe x10) Replacement for MacBook Air 11 A1370 A1465 13 A1369, A1466
P5 pentalobe bottom case screws attach the bottom case to the top case. Ten screws are needed to replacement for MacBook What's included 10 - Pentalobe P5 Screws Compatible for MacBook Air 11 A1370 EMC Number 2393, 2471 Late 2010 or Mid 2011 or Compatible for MacBook Air 11 A1465 EMC Number or 2924 Mid 2012 or Mid 2013 or Early 2014 or Mid 2013 Early 2014 Early 2015 or Compatible for MacBook Air 13 A1369 EMC Number 2392, 

Price is $4.00
Price: $4.49