Konnor Griffin Signed Rawlings Official MLB Baseball — MLB Authentication | Pittsburgh Pirates

The Next Big Arm in Pittsburgh — Konnor Griffin Autographed Official MLB Baseball

Konnor Griffin is one of the Pittsburgh Pirates’ most exciting pitching prospects — a high-ceiling arm with elite stuff. This Rawlings Official Major League baseball is hand-signed by Griffin and authenticated by the Official MLB Authentication Program with hologram.

• ✅ Authentication: MLB Authentication Program — official hologram
• ⚾ Player: Konnor Griffin | Pittsburgh Pirates | MLB Pitching Prospect
• 📔 Event: MLAM Signing — Konnor Griffin
• 📦 Shipping: Insured shipping available; insurance up to 1.5% of order total

Get the autograph now while Griffin is ascending. MLB-authenticated — the most direct provenance available for a baseball item.