Extended Cable Length: At 7.2 ft., the ASB-3C and ASB-5C stainless steel cables allow for extended reach on applications. The ASB-0C has a cable length of 4.26 ft. Built-in Safety Features: The cable, drum and containerized spring are fully visible without opening the unit for easy and convenient safety checks. The sturdier spiral spring is enclosed for greater control and safety. Ergonomic Spring Release: The automatic safety lock provides extra control while adjusting the cable. Durable Cable: Stainless steel wire cable will not shed with wear. Plastic coated cables can shed their coating with wear and, therefore, cannot be used in many electronic applications. Enhanced Gear Mechanism: Allows for more exact adjustment of tension. No Recoil and Low Resistance: Tapered drum style provides gravity-defying tool positioning and low travel. Compact Design Saves Space Adjustable Cable Stops Additional Features: 360-degree upper swivel, tool clip and safety chain provision.