Bore: 40mm, Port Thread: Rc, Piping: Standard, Stroke: 2000mm, Stroke Adjustment Unit: LS (Left: w/Low Load Shock Absorber & Adjustment Bolt; Right: w/o Unit), Auto Switch: M9P--Solid State, Gen. Purpose, 3 Wire PNP, Horizontal, Lead Wire or Prewired Connector: Z (5m), Number: 4 pcs.