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4GB Memory Upgrade for Toshiba Satellite Pro R50-B-109 DDR3L 1600MHz PC3L-12800 SODIMM RAM (PARTS-QUICK Brand) at Amazon.com
Amazon.com: New US English Laptop Keyboard for Toshiba Satellite Pro R50-C A50-C Series G83C000GL5US Black with Backlit Keyboard with Pointer : Electronics
A-Tech 16GB (2x8GB) RAM for DynaBook Satellite Pro R50-B-119 | DDR3L 1600MHz PC3-12800 Non ECC SO-DIMM 2Rx8 1.35V - Laptop & Notebook Memory Upgrade Kit at Amazon.com