After years of experience and thousands of bands tied we have found the perfect spear gun band constrictor twine. Kevlar® has all of the properties you want in a constictor cord. It's ultra high strength, ultra low stretch and superior knot retention mean that once tightened your constictor knot will stay tight. Avoid the problems of knot creep or stretch inherent in other high performance fibers. This line is excellent for a multitude of applications including model rocketry and fire poi. The general characteristics of Kevlar® are: High Modulus, High LASE (Load At Specified Elongation), High Tensile Strength at Low Weight, Low Elongation to Break High Modulus, (Structural Rigidity), Low Electrical Conductivity, High Chemical Resistance, Low Thermal Shrinkage, High Toughness (Work-To-Break), Excellent Dimensional Stability, High Cut Resistance, Flame Resistant, Self-Extinguishing, WARNING: NOT FOR USE WHERE FAILURE COULD RESULT IN BODILY INJURY OR PROPERTY DAMAGE. NOT FOR CLIMBING.
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