Click or scroll to zoom Tap or pinch to zoom Barnett Vortex H2O Compound Crossbow Replacement String by Barnett Crossbows Sold out $19.99 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Sold out Synthetic string for the Vortex H2O Crossbow. Barnett Crossbow String Synthetic String Fits: Vortex H2O Crossbow