41ADZ21C799 MTD Trimmer

This bump knob assembly fits lawn and gardening tools, usually trimmers. This part bumps on the ground to advance the cutting line from the spool. With time and use, this part can wear out easily. It ...

This gearbox is for line trimmers. Gearbox contains the gears that turn the line spool for cutting.

This spool is for line trimmers. Spool houses the cutting line and fits inside the cutting head to cut grass and weeds. Wear work gloves to protect your hands when installing this part.

Throttle Trigger