Aobbi&trade; Chromium Crusher 2.2 Inch 4 Piece for Tobacco Handle Muller Spice Herb Grinder - Pick Your Grinder (Gunmetal Zinc w/Mill Handle) Includes Limited Lifetime Warranty. 2.2" Diameter x 1.8" Height - Clear top with mill handle. Heavy duty and durable zinc construction - Pollen Scraper Included. Durable ring included designed to for an easy and fast grinding experience. 4 piece, 3 chamber design - Mesh screen for fine pollen filtering.