Timetec 16GB KIT(2x8GB) Compatible for Apple 2017 iMac (27-inch w/Retina 5K, 21.5-inch w/Retina 4K / Non-Retina 4K) DDR4 2400MHz PC4-19200 SODIMM MAC RAM Upgrade for iMac 18,1 / iMac 18,2 / iMac
How to upgrade RAM in the (Mid 2017) 5K iMac and save up to ~$900 [Video] - 9to5Mac
Amazon.in: Buy OWC 32GB (2 x 16GB) 2400MHZ DDR4 SO-DIMM PC4-19200 Memory Upgrade for 2017 iMac 27 inch with Retina 5K Display, (OWC2400DDR4S32P) Online at Low Prices in India | OWC Reviews
Memory Upgrades for 2017 iMac 27-Inch
Memoria RAM de 16 GB para Apple iMac 27" (06/2017), DDR4 2400 MHz, PC4-19200 : Amazon.es: Informática
How to upgrade RAM in the (Mid 2017) 5K iMac and save up to ~$900 [Video] - 9to5Mac
Used Apple iMac 27-inch (Retina 5K) 3.4GHZ Quad Core i5 (Mid 2017) MNE92LL/A - GainSaver
Timetec Kit de 32GB (2x16GB) Compatible para Apple 2017 iMac (27 Pulgadas con Retina 5K, 21.5 Pulgadas) DDR4 2400MHz PC4-19200 SODIMM Mac RAM Upgrade para iMac18.1/iMac18.2/iMac18,3 : Amazon.es: Informática