Proper spacing between flight and barrel is critical for the smooth trajectory of your dart throws. The optimal shaft will provide balance and stability to your dartâ€™s path to victory. The Viperlock Aluminum Shade dart shaft is the peerless solution to optimize your game. Forged from military grade aluminum, these shafts can be depended upon for night after night of dart-throwing fun. Pick the color and length that completes your dart as the Viperlock Aluminum Shade shaft features many options for both. The included locking pin and o-rings allow you to fasten your shafts as tight as possible to prevent them from coming loose and wobbling mid-flight.