1999 Topps All-Topps Mark McGwire Mystery Finest card number M3 that has been PSA graded a GEM MINT 10. This is an incredible card on the most prolific Homerun Hitter of our time. McGwire is simply the most incredible longball hitter of the last 50 year
"Excellent transaction. Nice items with some extras. Nice packing. Quick delivery. Thanks. "