Replace Part No.: 530035560, this is a 21-Teeth Splined Carburetor Adjustment Tool for Husqvarna stihl ryobi echo poulan troy bilt small egine.
“Must Have” Tool For Household: 21-Teeth Splined Carburetor Adjustment Tool Used on most 2 cycle engines, fits for Sears, Craftsman, Poulan, Husqvarna, Weedeater, Echo, Toro, Ryobi, Homelite and anything else that utilizes the 21 teeth splined adjustment screws.
Professional Design: Ergonomic grip, provides comfortable working. Carb adjusting tool is for Certified Technicians to tune Poulan Husqvarna Stihl Homelite Weed Eater Craftman Echo Trimmer Brushcuter Blower carburetors, and keep engine within EPA spec.
Warm Notice: 21-Teeth Splined carburetor adjusting tool won't fit for WALBRO carburetors which may need a 22-teeth tool; tool is updated from previous 7-teeth to current 21-teeth, better quality.