Made from 1/2 thick solid steel Other thickness available is 5/8 and 3/4 Available in zero clearance, standard, medium and heavy-duty grades ranging in sizes from 18 to 36, Each grate is also available with Ember retainer, The Ember Retainer Grate has a built in channel for holding our Fire Starter product or kindling, Ember Reatiners will hold the embers of your fire for a hotter, more efficient fire, 1/2"" Square Bar Steel Grate options 18" Grates are avalable with 4 or 5 bars 23"" Grates are available with 5 or 6 bars 27"" Grates are available with 5 or 6 bars 30"" Grates are available only with 6 bars 5/8"" Square Bar Steel GRate Options 18" Grates are avalable with 4 or 5 bars 23"" Grates are available with 5 or 6 bars 27"" Grates are available with 6 bars 30"" Grates are available only with 6,7 or 8 bars 3/4"" Square Bar Steel Grate Options 23"" Grates are available with 5 or 6 bars 27"" Grates are available with 5 or 6 bars 30"" Grates are available only with 7,8,or 9 bars, SKU: LANDMAN67