Build a customisable blaster with 10 shot motorised rapid fire it allows you to fire 10 darts as fast as you can pull the triggerr r r new motorised rapid fire chamber fires 10 darts as fast as you can pull the triggerr r preloadable 10 dart clipr r includes k39nex rods and connectors plus special blaster parts 1 motorised rapid fire chamber 10 foam darts 10 dart clip 1 quick fit gripr r downloadable instructions for 6 additional blasters and buildable targetsr r requires