Genuine Stihl part suitable for the following models

FS38, FS45, FS45C, FS45L, FS46, FS46C, KM55, KM55C, KM55R, KM55RC, HL45, MM55, MM55C, FC55, FS55, FS55C, FS55R, FS55RC, FS55T

GHS Part No. 7125
REPLACES OEM 4140 141 0502