Original Motion Pro design seals completely around cable housingMakes it easy to clean and lubricate control cablesLess mess and less wasted lubricantUnique design makes it the best sealing cable luber on the marketWorks on most control cables with 4 mm to 8 mm OD housingSeals over free spinning end fittingsAdjustable plunger insures efficient use of cable lubeEasy to use and cleanBest if used with Motion Pro Cable Lube 15-0002, not included