Bow string is made for EXO-Traditional Excalibur crossbows with MagTips (Equinox, Exomax, Phoenix, Vortex, Axiom SMF, Ibex SMF, Vixen, Exocet, and Eclipse); This durable Excel string reaches 36 inches in length; The Excel Crossbow String is machine-made to achieve high arrow velocities; Traditional bow accessories design made for ultimate durability and reliability; Not to be used for the Matrix, Micro or Bulldog series crossbows; Wide range of colors to choose from: Standard Gold/Silver, Stingray Blue, Zombie Green, Blood Red; This durable archery string is the perfect Crossbow String to meet the demand for high-quality crossbow products; Multiple options available: You can buy a single string or a convenient set of 2, 3 or 4; A crossbow from Excalibur will take your archery experience to a whole new level; Excalibur’s archery gear is known for its durability, versatility, and changeability