Fire Pit Liner- Round Campfire Ring- 45"Dia. x 14" Deep 14" deep x 45" Dia Steel Fire Pit 10 Ga Material -This is approx 3/16" thick Prevents fire brick from drying out and breaking-prevents cement from popping Stainless Steel Nuts-Bolts Other sizes available.14" deep 30" 36" 40" 45" "52" 60" Diameter.