Application of remote control rock crawler CNC is made of aluminum and has been anodized to give a beautiful appearance The best choice for built-in spring design With a set of spare springs Equipped with mounting screws and washers Gasket size: Thickness: 1MM Inner hole: 3MM Outer diameter: 6MM 70MM size: Hole to hole (compression): 57mm Hole to hole (uncompressed): 70mm Total length: 80mm Shock absorber outer diameter: (12mm) Shaft diameter: (3mm) 80MM size: Hole to hole (compression): 65mm Hole to hole (uncompressed): 80mm Total length: 90mm Shock absorber outer diameter: (12mm) Shaft diameter: (3mm) 90MM size: Hole to hole (compression): 70mm Hole to hole (uncompressed): 90mm Total length: 100mm Shock absorber outer diameter: (12mm) Shaft diameter: (3mm) 100MM size: Hole to hole (compression): 76mm Hole to hole (uncompressed): 100mm Total length: 110mm Shock absorber outer diameter: (12mm) Shaft diameter: (3mm) 110MM size: Hole to hole (compression): 84mm Hole to hole (uncompressed): 110mm Total length: 120mm Shock absorber outer diameter: (12mm) Shaft diameter: (3mm)