Lufkin FM050CME 2-Sided Metric/English 13mm 1/2-Inch by 50m 164-Foot Hi-Viz Orange Fiberglass Open four-arm frame design protects blade, does not trap dirt in case Lightweight but strong case is easy to handle and rewind Two-material grip is comfortable to use Hi-Viz orange case is easy to find on the job site Folding end hook for true-zero measurments