Graniterock Wilson 1 12quot X 34quot Railroad Ballast
Wilson 1 x Railroad Ballast is a clean 100 crushed granite. This Ballast isproduced daily at Wilson Quarry to meet the American Railway EngineeringAssociation AREA 4 Ballast Specifications as well as ASTM C-33 Size 4. Thisproduct has been used by the Railroad as Ballast Aggregate since the late 1800s. Thistype of rock is typically gray in color.