Stihl Tuning Fork Carburettor Adjuster Tool 4mm Hex 5910 890 2307

Genuine Stihl Tuning Fork Carburettor Adjuster Tool 4mm Hex 5910 890 2307Suitable for Stihl models using 4mm Hex head carb jet.Designed for Certified Technicians to tune carburettors and keep engines within emissions s.