OWC 8 GB (2 X 4GB) ram PC8500 DDR3 1066MHz sodimm 204-pin Memory Upgrade Kit, (OWC8566DDR3S8GP), Compatible with MacBook Pro, MacBook, Mac Mini and iMac at Amazon.com
4gb ddr3-sdram pc3-8500 1066mhz 2rx8 1.5v cl7 204-pin so-dimm 4 gb memory ram for apple or pc laptops - Walmart.com
Kingston Technology 4 GB DIMM Memory 1066 MHz (PC3-8500) 240-Pin DDR3 SDRAM Single (Not a kit) KTD-XPS730A/4G at Amazon.com
Mixed set of 14 memory ram,2GB 2Rx8 PC2-5300S-555-12,pc3-8500,pc 5300,5 are 2gb | eBay
2GB DDR3-1066 (PC3-8500) RAM Memory Upgrade for The Acer Aspire One 721-3070 (Genuine A-Tech Brand) at Amazon.com