Check the listing for details. 50" 14 Strand Black Dacron B50 Longbow Bowstrings by 60X Custom Strings Bow. Condition: New with tags. Listed at 14.99 USD. Up for bid is one new Black 60X Custom Strings 50" 14 Strand Dacron B50 bowstring for a longbow. 1 1/8" top loop, 1" bottom loop. This would fit a longbow needing the AMO 53 standard. The actual string length is always 3 inches shorter then the AMO Standard on longbows. 12 strands 45 and under, 14 strands 45-55lbs, 16 strands is good for 55-70lb; 18 strands is good to over 70lbs. You can go larger in strands then required but it is not recommended to go lower. The string is built out of B50 material and served with #4 nylon. Bow string length is measured at 100lbs of tension as this is the industry standard. Be sure to check out our ebay store for more bow string related listings. If you can't find the string you need please contact us. ATTENTION INTERNATIONAL BIDDERS Priority shipping is highly recommended. With first class there is no tracking and we've had first class packages take anywhere from 6 days to 12 weeks to arrive. With priority you get tracking and your package should arrive in a timely manner. inkfrog terapeak This string will be served in black