Here’s the perfect over-under forgrouse, woodcock, and quail. The listing says that it’s a left-hand gun. If they mean the stock is cast for a left-handed shooter, you should be able to bend to fit a righy.
Beretta 686-Orvis Uplander, O/U, 20/28 GA Double Barrel Shotgun: Both barrels are 28″ with screw in chokes single selective trigger and 3″ chambers. Straight stock matt black action and barrels. Left-hand gun. 6LB comes with fitted canvas and leather case 95%. Price: $3,500