This heavy duty model is used in many camping programs (federal, state, city parks and private homes). Stock sizes are 30" or 38" diameter and 12" tall. These units feature 10 gage (.134)" steel construction! The cast iron grill has fully adjustable height and can rotate 360 degrees.Model F-3-A Campfire RingIf you need a custom size email us or call and we will make it for you!