Shop › MAG RUGER M77 357MAG 5RD BLK MAG RUGER M77 357MAG 5RD BLK $42.95 Ruger Magazine, 357 Magnum, 5 Rounds, Fits M77, Black 90345 Quantity: Add To Cart Added! Ruger Magazine, 357 Magnum, 5 Rounds, Fits M77, Black 90345