Magnet D (Built-in) Mounting B (Basic) Size 40 (Equiv. 40 Piston Area) Port Thread Type M thread: 25, Rc: 32 to 63 Stroke 50 Rod End Female Thread Auto Switch None Lead Wire or Prewired Connector 0.5m (Or None in the Case of No Switch) Number 2 pcs. (Or None in the Case of No Switch)