12/5/0/3 Overstable Distance Driver
Grym X provides a well-balanced combination of speed, accuracy and glide. With a rim width of 22 mm, it fits right into the spot where the disc is workable and easy to grip, while still being very fast. Grym is Swedish for cruel or awesome, and the X stands for Xtra stability.
Kastaplast K1 is a unique plastic blend manufactured in Sweden. This disc plastic has an excellent feel. It is moderately grippy, but not sticky and is extremely durable. K1 plastic has a similar feel to Prodigy 400G or Prodiscus. K1 is a stiffer blend than Kastaplasts K2 plastic.