The Phoenician Engineering medical grade small 4 piece grinder is 1.855" in Diameter, 2.225" in Height and are 4.4 oz in weight. This small anodized 4=piece grinder comes with a proprietary quick lock threadless system which makes it impossible to cross thread and also contain removable screens. Each Phoenician is individually serialized and comes with a Lifetime Warranty. This product may take from 3 to 5 days before shipping.