BCY 652 Spectra Bowstring Material Black 1/4 lb. Ideal for longbow and recurve archers who desire speed & power;652 Spectra is the same material previously known as Fast Flight;Recommended strands: 18-22;Approximate feet per pound waxed: 8,200table.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; } Item Category Code: 1700 Product Group Code: 1700A Inactive: No