Official Apple Thunderbolt 3 (USB-C) to Thunderbolt 2 Adapter / MMEL2AM/A

Connect Thunderbolt and Thunderbolt 2 devices, such as external hard drives and Thunderbolt displays, to any Thunderbolt 3 (USB-C) port on your MacBook Pro . It's a bi-directional adapter, so you can even connect newer Thunderbolt 3 devices to Macs with Thunderbolt or Thunderbolt 2 ports.

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