New SMART CRUSHER 4 Piece Space CNC Aluminum Magnetic Pollen Herb Grinder (Black) Quantity: One (1) Smart Crusher Heavy duty and durable aluminum alloy construction - Pollen Scraper Included Durable ring included designed for easy and fast grinding experience 4 piece, 3 chamber design - Mesh screen for fine pollen filtering 2.25" Diameter and 1.75" Tall