Attwood Corp. SL30205 GAS SPRING 20 LBS. 7-10 IN. GAS SPRINGS Reviewhttp://tinyurl.com/owps3sa Attwood Corp. SL30205 GAS SPRING 20 LBS. 7-10 IN. GAS SPRINGS Length Extended 10"Stroke 3Compressed 7Cylinder 8 x 18 8mm Rod x 18mm CylinderStd. Output Force (lbs) 20