Suspa C16-09209 C1609209, 16" Gas Prop, Quantity (2), Force 38 Lbs Per Prop, Force Per Set 76 Lbs, Camper Rear Window, Tonneau Cover Lift Supports, Window Lift Support, Made in USA Compressed Length (Center-to-Center): 9.4in (239mm) Extended Length (Center-to-Center): 15.7in (399mm) Force: 38 Lbs (169 N) (Per Prop) End Fittings: 10mm Nylon Ball Sockets Set of Two