Mini Slide Dgsl-20-40-Y3A for Position Sensing, with Highly Accurate, Durable Ball-Cage Guide and Very High Repetition Accuracy, Hydraulic Shock Absorbers On Both Sides (Y3) Stroke=40 Mm, Adjustable End position Range/Front Length=44 Mm, Adjustable End position Range/Rear Length=42 Mm, Piston Diameter=25 Mm, Operating Mode of Drive Unit=Yoke, Festo