Bunn O Matic G9T HD Tall Portion Control Coffee Grinder, 9 Pound Capacity -- 1 each.Single hopper holds 9 lbs. (4.1 kg) of coffee. Portion controlled for the right amount of coffee every time. Precision burrs for consistent, commercial-quality grind. G9T HD model has optional interface to BUNN brewers for multiple batch sizes. The G9T HD accommodates larger brew funnels. Three year warranty on grinding burrs. International electrical con?gurations available.