How much does this cost to the nearest dollar?

A-Tech 4GB KIT (2 x 2GB) For EMachines EL Desktop Series EL1200 EL1320 EL1321 EL1330 EL1331 DIMM DDR2 NON-ECC 667MHz RAM Memory
4GB KIT (2 x 2GB) DIMM DDR2 NON-ECC 667MHz RAM Memory Genuine A-Tech Memory Lifetime Warranty Designed For EMachines EL Desktop Series. (See Compatibility List Below) Dimensions 6.7 x 3.6 x 0.4 inches, Weight 1.8 ounces, model number Available April 4, 2015, Manufacturer A-Tech, Country of Origin USA, Brand A-Tech, Computer Memory Size 4 GB, RAM Memory Technology Memory Speed 667 MHz, Compatible

Price is $43.00

Price: $42.57