The Kryptonics Standard Route Wheels are a touch softer, but more forgiving the the 1970s (86A) version. Slap'em on your favorite reissue deck and take it to the streets or parks. Plenty of speed and flow, especially on smoother surfaces. Firm and fast. The wheels are 83a and also have a plastic core in them. The sizes that are available are shown below. Wheels are sold in sets of four.