esp crankDescription: Super fast! Crank hits the sweet spot: it's the best disc a player can find for easier accuracy and big distance. Controllable for ams and pros alike, Crank has a narrower rim than other big drivers, so it fits more comfortably in your hand too. Plastic: ESP ESP is an advanced polymer plastic that is more durable than X Line and grippier than Z Line plastic. New ESP plastic is stiffer and has a touch more grip than traditional ESP