While you wait for answers, we may have found some information which could help you.
Click here for Bolens Bl150 Trimmerhow do i restring my bl160 weedeater?
bolens bl150 trimmer?
Starter cord and spring Bolens Bl150 Weedeater?
How to replace pull cord on Bolens BL110 trimmer?
how do I restring my BL110 Bolens string trimmer?
How do i remove the clutch on a bolens bl110 trimmer?