●Ultra strong steel construction provides incredible strength for its weight for a revolutionary difference in flight-barrel balance ●Provides a unique front-loaded weight balance for all new ways to optimize your flight path ●The locking hole allows you to use extra leverage to tighten shafts to your barrel. They won’t come loose easily, and there’s no need to retighten after a shot or two ●Choose between short or medium size for proper spacing between barrel and flight is critical for perfect aerodynamic trajectory ●This package includes 3 shafts for your whole dart set