Vollrath 72221 Warmer/Cooker Adaptor Ring - Round, 7 qt to 4 qt, Stainless
$34.95
The Food Warmer Accessories by Vollrath: Adaptor Ring - Adapts 7 quart, Round Warmers/Cookers to accept 4 quart, nsets/#10 Cans, Stainless, Made in USA ( Vollrath - 72221 )