Parker Mccrory Yellow And Black Portable Electric Fence Wire 00121 Type: Accessory Feature: Aluminum conductor wires for excellent conductivity PVC coated fiber glass support strands for added strength Low stretch and sag properties Self-extinguishing, will not support a flame Lightweight, only 4.4 lb per quarter mile Easy to work with and resists kinking Excellent for subdivided pastures and rotational grazing 656' Yellow and Black