The 2024 Panini National Treasures Greg Biffle Clutch Factor Signatures trading card is a highly coveted collectible for fans of NASCAR and auto racing. This limited edition card, numbered to only 49, features a hard-signed autograph from the legendary driver Greg Biffle, making it a valuable addition to any sports memorabilia collection. With the Panini Authentic autograph authentication and serial numbering, collectors can be assured of the card's authenticity and rarity, making it a prized possession for enthusiasts of the sport.