AceJet Throwing Knives Stinger AJ. 5" (24.13cm) overall. Lanyard hole. Weight: 8.8oz. Stinger blade. 14260 spring steel construction. Set of three. Approved by professional knife thrower Adam Celadin. Includes: Adam's typical scarf Ace of hearts and Certificate of Authenticity. Specifications for AceJet Throwing Knives Stinger: Manufacturer: AceJet Overall Length: 24.13 in 9.5 in Package Contents: AceJet Throwing Knives Stinger