Bds C16-15952 C1615952 35.43" Gas Prop/Strut - One Shock - Force is 40 lbs Per Prop/Strut - Force is 80 lbs Per Pair Extended Length: 35.43" (center to center of ball socket ends) Compressed Length: 19.29" Force: 40 pounds of pressure (Per Prop) End Fitting: 10mm Ball Socket and 10mm Ball Socket