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A quality serving protects and extends the life of your string while ensuring consistent shooting.
BCY 400 Nylon Serving Thread is the go-to choice for bowstring builders. Measuring .020" in diameter, this nylon serving is known for its toughness and reliability, making it the most widely used serving material.
Each spool contains 90 yards of dependable nylon thread—ideal for building long-lasting, high-performance bowstrings.