■ (D-WING) Gull Wing Damper (Scissor Door) ■ 1Set (2 pieces) (Contents) Damper (left and right) *May not be compatible with other manufacturers. *Please check the thread pitch up and down. *SPEC Total length (7.7 inches (19.5 cm) including upper and lower screw part; Body width (4.1 inches (10.5 cm)); Shaft length (2.4 inches (2.9 cm)); Shaft length (2.4 inches (6 cm)); Shaft thickness (4.1 inches (10.6 cm)); Thread pitch (12 x 1.75 cm).