So I assembled a Specced Out Unibody MacBook Pro 15-inch (mid-2012, 2.6GHz Core i7, 16GB 1600MHz DDR3 RAM) and installed some gradient colored backlight keyboard on it… : r/mac
Apple MacBook Pro Retina 15", Mid 2012, Core i7 kaufen - Revendo
16GB 8GB 4GB DDR3 1600MHz RAM for Apple MacBook Pro Mid 2012 sodimm Memory lot | eBay
2.3Ghz i7 16Gb Ram Logic Board for 15" MacBook Pro Retina A1398 Mid 2012 / A+ | eBay
Refurbished Apple MacBook Pro 10,1/i7-3720QM/8GB RAM/512GB SSD/15" RD/A (Mid - 2012) | Mac4sale