• SUS301 Constant Force Spring，Load 1.1 lbs，ID 0.54",OD 0.68",Material Thickness 0.006",Material Wideness 0.39",Extended Length 20",Total Length 23.6" ，Pack of 5 KWD 13.500
• SUS301 Constant Force Spring，Load 8.82 lbs，ID 1.17",OD 1.49",Total Length 39.37",EXTANDED Length 33",Material Wideness 1",Material Thickness 0.0157",Pack of 5 KWD 27