Crossbow strings and cables are made to
factory specifications using one of four
materials SYNERGY, 454X, Dynaflight 97
• SYNERGY String Material
Is a unique blend of SK78 fiber. This proprietary
blend of fiber was developed to decrease creep
while increasing durability. Combining the
toughest most reliable material in the industry
with FirstStringTM’s unique manufacturing
process and complimentary materials gives you
the reliability you have come to expect from
• B-500 String Material
B-500 Dacron is a Polyester material usually
used for older recurve bows or on those
compounds that have steel cable systems.
• BCY 452X String Material
452X is a Vectran/Dyneema® blended material.
Used on modern recurve bows and modern
compound bows. The archer’s first choice in
minimizing string movement.
• DF97 String Material
DF97 is a pure Dyneema® material. Used on
modern recurve bows and more modern
compound bows. The archers’ first choice in