Product Identification Circular ID Ring Prevent crossdrops with the at-grade Circular ID Ring. Encompass any spill container with an A0995 Circular ID Ring to identify grade and gallonage of the tank below. Spill Container ID Tag Used on Emco composite manholes and spill containment, can be used on some competitor manholes Tank Riser ID Tag Attaches with spring tension to the storage tank fill pipe to identify the product grade, tank number, and tank size. In-Ground ID Marker Identifies the product grade in underground tanks. Base constructed of die-cast aluminum.