Fits the following Blackmax Models
BM 25 TEC (090309033) - Black Max String Trimmer, Rev 01 (2019-01)
BM 25 TEC (090333025) - Black Max String Trimmer, Rev 01 (2017-07)
BM 25 TEC (090333025) - Black Max String Trimmer, Rev 03 (2018-07)
BM 25 TEC (090333025) - Black Max String Trimmer, Rev 05 (2018-12)
Item# : SPM14983917119
Model # : GC758890536436