Standard 8-32 thread, 100 grain , 7 heads. Comes with wrench, extra O rings , wave washers and set screws. New, have never been shot at a animal. 4 have been in my quiver the month of November. Those 4 were shot once into foam in the practice mode. $80 TYD , I pay shipping and PP fee. PM me or text me @ 440-213-0810
