Bo Jackson Autographed Kansas City Royals Mini Helmet PSA/DNA Stock #89149. Mill Creek Sports Product ID: 89149. This is a Kansas City Royals Mini Helmet that has been hand signed by Bo Jackson. This item has been certified authentic by PSA/DNA and comes with their tamper-proof sticker and matching certificate of authenticity.Item type: This is a stock item. We have several of these and you will receive one that is of equal quality. This item is mint and we guarantee your satisfaction. We have a full time retail store that has been open in the Seattle area since 1991. Mill Creek Sports 13616 Bothell Everett HWY Mill Creek, WA 98012. Powered by SixBit's eCommerce Solution. The item "BO JACKSON AUTOGRAPHED SIGNED KANSAS CITY ROYALS MINI HELMET PSA/DNA 89149" is in sale since Saturday, November 9, 2019. This item is in the category "Sports Mem, Cards & Fan Shop\Autographs-Original\Baseball-MLB\Other Autographed MLB Items". The seller is "millcreeksports" and is located in Bothell, Washington. This item can be shipped worldwide.