Trimmer Head Bump Knob / Mini Bump FeedPack Size:1Echo 69621952730, Echo 215407, Lesco 025969, Stihl 4002 713 6302Green Meadow V807, NHC 207-3564, Oregon 55-807, Prime Line 7-07326, Rotary 7008Homelite ST-285, ST-385C, HLT-28, ST-285BC, GST-BC, ST485, ST_385BC, HBC-30, ST-275, S1400 and DC1600; Stihl Echomatic heads 5/16"-18 left hand THD, Black, Will replace John Deere green knob