OWC Express 1M2 Support Manual page 6

2. After the screws are removed, push the bottom tray away from the rubber foot to
create separation from the top cover. Lift the bottom tray away from the top cover.
3. The drive post is pre-installed for a 2280 NVMe M.2 SSD. All other NVMe M.2 SSD
form factors (2242 | 2230) will need the drive post moved to the corresponding position.
The position of the drive post will can determined by the NVMe M.2 drive form factor
identification markings on the PCBa.