... . 60% carbon 3. Many different strength and packing upon request BTI-08-FCL100 is 100% carbonBTI-08-FCL60 is 60% carbonAvailable ... only can be for line diameter less than 0.2mm BTI-08-FCL100Description: Diameter (mm), Strength (kg)0.10mm, 1.07kg ... , 38.6kg; 1.00mm, 45kg; 1.20mm, 62.4kgItem No. BTI-08-FCL60Description: Diameter (mm), Strength (kg);0.12mm, 1.2kg ...