Style B (Standard Type-Air Cushion) Bore Size 16mm Port Thread Rc: 25, 40, 63/M Thread: 16 Stroke 125 Stroke Adjusting Unit w/o Adjusting 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) Long Stroke Suffix None