Cable Ties: 175LB Strength Cable Ties Professional Series. Comes in both Black and Natural for extra heavy-duty applications. Techspan cable ties are available in lengths from 4\" to 48\" . Techspan cable ties are available in lengths from 4\" to 48\" . Techspans cable ties will satisfy bundling requirements from 1?16\" to 15\" and loop tensile strengths from 18LBS . to 250LBS . Where applicable, Techspans cable ties are UL recognized, MIL-Spec approved and are made of 6/6 nylon (Natural) and UV resistant nylon (Black) . Our cable ties are available in various package quantities as shown in the following pages . All tensile strengths are guaranteed .