Apple part number 923-00087 is a right-side hard drive carrier frame assembly designed for iMac A1419 27-inch models. This component mounts in the optical drive bay position and accommodates 2.5-inch or 3.5-inch SATA hard drives or solid-state drives. The carrier includes thermal management features and connects via standard SATA data and power connectors to the iMac's logic board. Compatible with iMac A1419 systems from 2013-2014 model years. Typical use case: upgrading or replacing storage capacity in all-in-one iMac systems or restoring failed drive configurations. This refurbished unit has been tested and guaranteed to meet OEM specifications; available via quote.