J.McMahon & Sons Medium Shell Grit Size:2 KG For routine garden liming

For routine garden liming

Offering shell grit free choice covers the shortfall

Because they screw firmly into place

Is Admiral Advance safe for bees and beneficial insects

adjusting for your hens' age

J.McMahon & Sons Medium Shell Grit Size:2 KG For routine garden limingJ. McMahon & Sons Medium Shell Grit: Calcium & Grit Supplement for Poultry and Parrots Shell grit is one of those basics that quietly makes a big difference to a flock. Made from crushed shell, it's a premium breeder's quality mineral and calcium supplement, and it does two jobs at once: it supplies the calcium birds need, and it helps them break down the food they eat. This is the medium grade, sized for poultry and most medium to large parrots.