Jan Stenerud signed mini helmets display perfectly in a Kansas City Chiefs sports room, man cave of office. This Jan Stenerud Kansas City Chiefs Autographed Riddell Mini Helmet with HOF 91 - JSA Authentic has been authenticated by JSA and comes complete with a Certificate of Authenticity and matching tamper-evident sticker. Sports Collectibles offers the best selection of autographed Kansas City Chiefs sports memorabilia online. This Jan Stenerud signature is 100% authentic and really pops on this mini helmet. Protect your mini helmet investment with a display case. Add an authentic Jan Stenerud signed helmet to your growing Kansas City Chiefs memorabilia collection. This product ships same day and is backed by Sports Collectibles 100% Money Back Guarantee.