1991-92 Bo Jackson Wayne Gretzky Knows Dual Auto Autograph 1/1 Rare BGS. Incredibly rare as Bo does not signed "Bo Knows" items. Likely the only copy of this signed by both Wayne and Bo. This item is in the category "Sports Mem, Cards & Fan Shop\Sports Trading Cards\Trading Card Singles".The seller is "grankn89" and is located in this country: US. This item can be shipped to United States.