Restore precise ball locking and smooth upper playfield operation with a factory-correct Stern assembly.

The Stern Mini Playfield Ball Lock Assembly is a complete OEM replacement designed for Black Knight Sword of Rage Premium and Limited Edition pinball machines. This assembly manages ball capture and release on the upper playfield, ensuring accurate timing, reliable locking, and consistent gameplay flow.

Built to Stern factory specifications, it is ideal for replacing worn or unreliable lock mechanisms and keeping your game performing exactly as intended. Perfect for routed machines, home collections, and tournament-ready setups.

Reference Part Number 500-2470-00