Position where cables are being pulled over sharp edges | Rugged nylon resists abrasion | 13-Inch L by 3-1/4-Inch W by 12-Inch radiusAmazon.ca Product Description Greenlee's nylon cable guides can quickly and easily be placed where cables are being pulled over sharp edges to protect them from damage while being pulled. From the Manufacturer Greenlee's nylon cable guides can quickly and easily be placed where cables are being pulled over sharp edges to protect them from damage while being pulled.