Oregon 55-821 Trimmer Bump Head Knob

This is a 5/16" right-hand bump knob replacement for the Oregon 55-994 Bump and Go Trimmer Head. Replaces many OEM parts, including but not limited to the following: Homelite - DA98866, Homelite - DA98866A, Laser - 87041, Homelite - UP06763, Homelite - 98866A, Rotary - 8518, Stens - 385-637. Fits many models, including but not limited to the following: Homelite - C1200, Homelite - GST, Homelite - HLT-15, Homelite - ST175, Homelite - ST185BC, Homelite - ST285, Homelite - ST165, Homelite - GST-18, Homelite - SX135, Homelite - HGT, Homelite - ST155, Homelite - ST275.

Features

• For curved shaft trimmers with extended spindle shafts
• Fits Homelite, Ryobi, MTD and McCulloch
• Replacement for Oregon 55-994 Bump and Go Trimmer Head.
• 5/16 Right-hand bump knob