Designed for crossbows, Majic Serving from BCY Fibers is made from a compact braid of HMPE (High Modulus Polyethylene) for exceptional wear resistance, and coated with an aerospace resin to improve durability. It is especially effective as a center serving. Majic Serving Material is available in Black in sizes .014-, .017-, .030- and .035-inch sizes to accommodate a wide range of crossbows. Since its founding in 1990, BCY Fibers has been dedicated to serving the needs of archers, bowmakers and stringmakers with the latest advances in bowstring technology. Contact: www.bcyfibers.com