Corsair Mac Memory 8GB (2 x 4GB) PC3 8500 (DDR3-1066) Memory (CMSA8GX3M2A1066C7) for sale online | eBay
Kingston Technology 4 GB Memory for Select Apple Imac's and Macbooks Single (Not a kit) 1066 MHz (PC3 8500) 204-Pin DDR3 SO-DIMM KTA- MB1066/4G at Amazon.com
8GB Samsung 2x 4GB DDR3 1066MHz PC3-8500S SO-DIMM RAM memory F MacBook Pro imac | eBay
Timetec Hynix IC 4GB Compatible for Apple DDR3 1067MHz / 1066MHz PC3-8500 SODIMM Memory RAM Upgrade for Late 2008, Early/Mid/Late 2009, Mid 2010 MacBook, MacBook Pro, iMac, Mac Mini (4GB) - Walmart.com
OWC 4GB PC8500 DDR3 1066MHz SO-DIMM Memory Compatible with Early 2009, Early 2010 MacBook, MacBook Pro Unibody Models, 2009/2010 Mac Mini, and 2009 iMac Models at Amazon.com
8GB Samsung 2x 4GB DDR3 1066MHz PC3-8500S SO-DIMM RAM memory F MacBook Pro imac | eBay
Apple Memory Module 4GB 1066MHz DDR3 (PC3-8500) - 2x2GB SO-DIMMs at Amazon.com