Suspa C16-15208 C1615208, 16" Gas Prop, Quantity (2), Force 45 Lbs Per Prop, Force Per Set 90 Lbs, Camper Rear Window, Tonneau Cover Lift Supports, Window Lift Support, Struts, Made in USA Compressed Length (Center-to-Center): 9.4in (239mm) Extended Length (Center-to-Center): 15.7in (399mm) Force: 45 Lbs (200 N) End Fittings: 10mm Nylon Ball Sockets Set of Two. Made in USA