This metal-top radiator insulator fits Mack applications and comes in a pack of 5 identical units, each measuring 12.001 x 12.001 x 12.001 inches. It acts as a non-conductive buffer within the radiator assembly, helping reduce heat transfer and vibration between components. This is a replacement for the listed Mack fitment.Interchanges:Mack 20QL114425161050PL1132PL1132ATRThis unit is sold in packs of 5.FeaturesMetal-top radiator insulator constructionSold as a pack of 5 identical unitsDimensions 12.001 x 12.001 x 12.001 inchesTech SpecsHeight: 12.001 in.Width: 12.001 in.Length: 12.001 in.Unit of measure: Pack of 5Used in this Truck Cab modelMack Cab Exterior & Mirror Parts & Diagrams