Kastaplast K1 Grym X with Last Run Green Stamp - 170g - Solid Dark GreenWhile Kastaplast is sad to announce the GrymX being discontinued, they are celebrating the final run with a very limited edition dark green hue. Grab this distance driver for the memories, the course, or both! See All: K1 Grym Xs with Last Run Green stamp. Mold: The Kastaplast Grym X Distance Driver in K1 Plastic Speed: 12 Glide: 5 Turn: 0 Fade: 3 See all Grym Xs The Grym X provides a well balanced combination of speed, accuracy and glide. With a rim