Polypropylene + 15% Glass Fiber (PP + GF15) plastic welding rods, 30 feet, Black
If you have an SD Spark hull that is cracked, then glass reinforced polypropylene rod is needed need to fix your broken SD Spark hull. In addition to the SD Spark, glass reinforced polypropylene is also used to make the PWC hulls for the SD Wake, SD GTR, and SD GTI.

