Varivas Nylon Shock Leader Line 50m 130lb (3836)130lb breaking strength nylon shock leader line. 50 meter spool. Designed for heavy duty applications where abrasion resistance and shock absorption are critical. Low stretch for better hooksets in tough conditions. Highly visible white color for bite detection. Standard diameter for compatibility with most shock leader knots and rigs. TARGET USE: Heavy duty shock leader for big game fishing, bottom fishing, or when using heavy terminal tackle