Inserting SIM and SD Card in Galaxy S7 / S7 Edge - YouTube
SIM Card Tray and Micro SD Card Tray for Samsung Galaxy S7 Edge / G935 SIM Card Adapter TF Card Tray for Samsung Galaxy S7|SIM Card Adapters| - AliExpress
It's possible to use dual SIMs and a microSD card on the Samsung Galaxy S7 Edge… with a little work - Android Authority
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Nuovo Dual SIM/Singola SIM Micro SD Supporto di Carta per Samsung Galaxy S7 G930F/ S7 Bordo G935F OEM vassoio di Carta di SIM Slot Parte di Ricambio|for samsung galaxy|s7 edgesim card tray -