[High Quality] - Archery serving thread made of high quality 400D nylon fiber material, light weight, tensile strength, excellent aging resistance, low elongation, durable and abrasion resistant, has long wear and tear and is easy to use. Breaking strength of this bow line winding thread replacement for archery is 34 pounds. [Easy to Use] - Archery Bow String Serving is great replacement for various types of bow and convenient to use. Can use to make a perfect arrowhead. Length: approx. 120 m [Easy to Use] - Archery Bow String Serving is great replacement for various types of bow and convenient to use. Can use to make a perfect arrowhead. Length: approx. 120 m [Easy to Use] - Archery Bow String Serving is great replacement for various types of bow and convenient to use. Can use to make a perfect arrowhead. Length: approx. 120 m [Easy to Use] - Archery Bow String Serving is great replacement for various types of bow and convenient to use. Can use to make a perfect arrowhead. Length: approx. 120 m [Easy to Use] - Archery Bow String Serving is great replacement for various types of bow and convenient to use. Can use to make a perfect arrowhead. Length: approx. 120 m [Easy to Use] - Archery Bow String Serving is great replacement for various types of bow and convenient to use. Can use to make a perfect arrowhead. Length: approx. 120 m [Easy to Use] - Archery Bow String Serving is great replacement for various types of bow and convenient to use. Can use to make a perfect arrowhead. Length: approx. 120 m [Multifunction] - You can use the bowstring replacement for many purposes on different bows: repair the separated portion, tie a peek inside, protect the bowstring and tie the cord to your arrow rest. [High Perreplacement formance] - Worked just fine when installing the peep site. Do a good job of attaching cat whiskers to the tendon. Sinew yarn replacement for recurve / compound bows is very strong and perfect replacement for tying the nock peep sight