Pair of Odyssey 7KA 20" Rim. You only get two Odyssey 7KA 20" Rims in your choice of color for the listed price. Odyssey 7KA 20" Rims. The Odyssey 7K-A rim is made from 7005 series aluminum and features a lightweight, double-wall design w/ wide cross sections, and a "seamless" weld construction.