Bore Size 20mm Port Thread Rc (25-100 Bore, M Thread 16-20 Bore) Piping G (Centralized Piping) Stroke 400 Stroke Adjusting Unit w/o Adjustment Unit Auto Switch No Switch 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) Made to Order None