Penn Elcom - F1558 - Medium Rubber Foot Penn Elcom Sale! from 260 /per Qty. Add to Cart Medium Rubber Foot. Part No. F1558 Material Black Rubber Finish Black Description Steel Washer Diameter 38.1mm Height 15.8mm Weight 10.6g Qty available:229 SKU:F1558 Feet - All Feet - Rubber