1/2'' Inside diameter nylon wire loom tubing. Sold by the foot. Bulk box is 1,100ft. Cut lengths will be continuous. Used for higher temperature wiring applications such as engine compartment circuits. Gray identifying stripe runs the length of the slit tubing. Temperature rating of -40° to 300° F, (-40° to 149° C). Full length slit makes it easy to insert wires or branch out circuits. 1/2 Inch diameter is suitable for around siz 14 gauge wires, or for covering up to 2 gauge battery cable. Corrugated outer wall adds strength and flexibility, while keeping the slit closed when bent around tight corners. Excellent crush resistance and resistance to fuel and chemicals.