Shop › WINCHESTER 37 20GA SHOTGUN Image 1 of 1 WINCHESTER 37 20GA SHOTGUN $499.99 WINCHESTER 37, SINGLE SHOT BREAK BARREL, 20GA, 28IN BARREL, BLUED FINISH, WOOD FURNITURE, USED 95%LOG ID 105712 Add To Cart Added! WINCHESTER 37, SINGLE SHOT BREAK BARREL, 20GA, 28IN BARREL, BLUED FINISH, WOOD FURNITURE, USED 95%LOG ID 105712