Heavy Duty Electrophoresis Extension Garage Door Springs for 7Ft High (100Lb-Tan
“ELECTROPHORESIS black coating with min 16,000 cycles. Never need to lubricate the spring and keep you hands clean.”. “AVAILABLE in color coded 90lb, 100lb, 110lb, 120lb, 130lb, 140lb, 150lb, 160lb, 170lb, and 180lb weight capacity to fit most 7ft hight door.”.