Just take out the stones you use for grain and put these in for Gluten Free! Experience the ultimate convenience with our Nutrimill Gluten Free kit! Perfect for those with gluten allergies in the family, simply switch out the inner components of your Harvest Stone Mill to mill gluten free flours. Whether it's Quinoa, Brown Rice, or Legumes, our kit comes with everything you need - 2 Stones, backers, a brush, a flour guide, and even an Allen Wrench. Get the best of both worlds with our Grainmaster milling stones made of near diamond-hard corundum.