3 LINE RAPID LOADER HEAD This trimmer head is perfect for smaller jobs such as residential use and is very economical for the individual homeowner. This “fixed line” head reloads in seconds using 8" precut lengths of line. Fits all Straight shaft ECHO trimmers. Rapid-Loader is ideal for trimmers under 25 cc and designed to simplify the loading process by allowing the operator to make “lightning quick” line changes. Simply insert precut lengths of line into the mechanism and they lock in place. This head can use be used with 0.095", 0.105", or 0.130" diameter line.