Swivel/Linear Unit Dsl-20-40-270-P-A-S2-Kf-B For Proximity Sensing. Rotary And Linear Movement Can Be Actuated Independently Of One Another. Rotary Movement Of 0° – 270° Infinitely Adjustable. Rotation Angle Adjustment Range=0 – 270 Deg, Stroke=40 Mm, Piston Diameter=20 Mm, Swivel Angle=0 – 272 Deg, Cushioning=P: Flexible Cushioning Rings/Plates At Both Ends