661-6141 DDR3-1333, SO-DIMM SDRAM, 2GB, - iMac Late 2011, 21.5inch - A1311 NB-3151W
Apple part number: 661-6141, 661-6141 DDR3-1333, SO-DIMM SDRAM, 2GB, - iMac Late 2011, 21.5inch - A1311
Apple part number: 661-6141
661-6141 DDR3-1333, SO-DIMM SDRAM, 2GB, - iMac Late 2011, 21.5inch - A1311