It is an authentic manufacturer-approved replacement trimmer head which is specially produced for use with MTD and Troy-Bilt string trimmers. This assembly is designed to quickly and efficiently cut through the grass. Over time components may wear out and begin to fail eventually requiring a replacement. This high-quality item includes th...Read moree bump head knob, the spool, the string, and the hardware to secure it. Check the owner's manual for your model to ensure the correct repair procedure.
This is an authentic replacement part manufactured for use with gas powered trimmers. The glide cap is used with the fixed line head and protects the head from contacting the ground. This glide cap is sold as an individual replacement part.