2013 Leaf Executive Collection Masterpiece authentic dual cut signature card of legendary San Francisco 49ers greats Joe Montana and Ronnie Lott, who led the Niners offense and defense to victories in Super Bowls 16, 19, 23 and 24. This is a unique 1/1 card that is authenticated by PSA/DNA and slabbed (not graded) by Beckett Grading Services.