Estes Stoney River Red Flint 3/8 Gravel by Estes Sold out $48.66 select a variant 25-lb - Translation missing: en.products.status.sold_out select a variant 25-lb Title 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Sold out Spectrastone red flint is an ideal substrate for fresh water and marine tanks. Red flint is an inert stone that will not affect pH.IngredientsN/A
