Retractable Grounding Wires, 50' Length, Light-DutyPositive latching mechanism holds cable at any length Alligator clip included For use where a discharge of static electricity could cause a spark and subsequent explosion A slight pull on the cable releases the mechanism causing retraction Replace loose tangled grounding cables with compact retractable reels Bearing surfaces are permanently lubricated Cable Length: 50' Cable Type: Light Duty Manufacturer Part Number: 700 50R Weight: 5. 5 lbs.