The EGO POWER+ Rapid Reload Trimmer head is a convenient upgrade to the EGO String Trimmer family. The Rapid-Reload head allows you to load new cutting line quickly and easily; line up the arrows on the head, insert the line and twist. The 15-inch cutting swath, bump-head line advancement and professional-grade 0.095 inch cutting line make quick work of yard clean ups. Replacement string trimmer head is compatible with EGO POWER+ models: STX3800, BCX3800 Replacement string trimmer head is compatible with EGO POWER+ models: STX3800, BCX3800 Rapid Reload Head to quickly and easily load new cutting line Takes 0.095”, 0.105”, and 0.120” line diameter to cover pro and homeowner use Free Rotating Bump Cap – less load; better runtime Cap twist to rewind – no tangle line during rewinding Pre-wound head with 0.095’ of professional grade line Counter-Clockwise Rotating Direction Genuine EGO parts ensure compatibility, quality and performance