Part Number: 44021

Fits: Stihl FS75, FS80, FS80R, FS85, FS85R, FS85T, FS85RX, FR85, FR85T, HS75, HS80, HS85, BG75, SP80, SP80K, SP81, SP85, SP85K, KM85 & KM85R.

Replaces OEM: 4137 124 2800

Size: H 7mm L 60mm W 60mm