■Product: RS Springs (straight winding spring): ■Quantity: 2-piece set: ■ID: 62 (Φ62): ■Free length: 7.1 inches (180 mm); ■Spring rate: 18K: ■Allowed stroke: 61 mm: ■Allowable load: 1105 kgf: ■Caution: It cannot be used with a special shape spring that is not used with some ID62.