The 2-1734592-0: The ZIF mechanism with slide lock means the FPC inserts with zero force and the lock holds it without a secondary latch — the contact beams wipe the pad on insertion and the slide locks the actuator in place.
Board Fit and Routing — Right-Angle SMT
This matters for board-edge routing and z-height budget in tight enclosures; the right-angle body keeps the FPC parallel to the board surface.