THIS IS A BIG DADDY ROCKET , TO START WITH THE ONLY STOCK PART WE KEPT WITH THE ROCKET IS THE TUBE , WE MADE CUSTOM FINS , WE MADE ALL THE ENGINE MOUNTS IN IT , IT HAS EJECTION BAFFLE WITH COOLING MESH AND A WOOD PLATE TO PROTECT THE SHOOT , WERE USING AN 18" NYLON CHUTE , COMES WITH A PLASTIC PIECE OF CRAP STOCK , THE NOSE CONE HAS ALMOST 2 INCHES SHAVED OFF IT . oh and we did get it back 3 miles away !