The EGO 16” LINE IQ™ String Trimmer Replacement Head is a genuine EGO replacement part for use with the EGO POWER+ POWERLOAD™ String Trimmer with LINE IQ™ (ST1620T), the world’s most advanced trimmer and first to introduce LINE IQ™ technology. LINE IQ™ auto-sensing technology monitors and feeds the length of the trimmer line for a continuous 16-inch cutting swath to deliver non-stop high-performance trimming—no bump needed! With patented POWERLOAD™ technology, replacing your trimmer line is as easy as feeding the line into the trimmer head and pressing a button! Genuine EGO replacement parts are designed specifically for your EGO POWER+ products and offer the highest quality, performance, and value.