ARMOR RODS PREFORMED For ACSR distribution conductors. Center marked. color-coded. Reinforces conductors and protects them from damage caused by vibration, chafing, arc-over, concentrated clamp and tie wire st reese, etc. Packed in sets. S-Single support length. D-Double support length. Bulk packed rods available on special order at slightly lower price. Nominal Size: #4,6/1,7/1, Sets/Ctn.: 50, Ctn.Wt.: 25