Excalibur Proflight. 001 straightness and +/- 1 grain weight tolerances the NEW PROFLIGHT ARROWS will ensure repeatable accuracy which is everything for confidence and success. Specifications for Excalibur Proflight: Manufacturer: Excalibur Crossbow Quantity: 1 Length: 4 in Weight: 1 oz Condition: New Additional Features: No Height: 24 in Width: 2 in Package Contents: Excalibur Proflight