David Dahl Colorado Rockies Autographed Batting Helmet is a great addition to your autographed sports memorabilia collection! Display this JSA certified authentic David Dahl signed Colorado Rockies batting helmet in your Colorado Rockies sports room, man cave, home or office. The popular Rockies outfielder, David Dahl, hand signed this black Rockies batting helmet with a white paint pen, and this item comes with a Certificate of Authenticity (COA) from James Spence Authentication (JSA). This item is also backed by our 100% Money Back Guarantee and ships the same day of purchase. Don't miss out on this JSA authentic signed David Dahl autographed Colorado Rockies helmet, buy here now!