The STIHL 0000 664 2407 Collar Stud is a genuine OEM mounting stud used to secure the guide bar and sprocket cover on a wide range of STIHL chainsaws.
This stepped (collared) stud threads into the crankcase and provides a mounting point for the bar and clutch cover, ensuring the guide bar is held firmly in position during operation. Manufactured from hardened steel, it is designed to withstand high clamping loads, vibration and repeated servicing.
Fitment:
- MS 271
- MS 291
- MS 391
- MS 311