How do I know if this worm wheel will fit my chainsaw?
Check if your model is 545 Mark II, 545G Mark II, 550 XP Mark II, or 550 XP G Mark II.
Plant & Garden Machinery Spares since 1971
excellent reviews
view over 10000 reviews
international shipping
to over 35 countries
no hassle returns
buy with confidence
© 2026 L&S Engineers Ltd. All Rights Reserved.
The UK's leading supplier of spare parts for plant hire, construction and groundcare since 1971.
Company No. 04224976.
eCommerce by AYKO
