Description New chainsaw parts, drive pinion, spur gear and connection rod set. Made by plastic metal material, 100% Brand New and High Quality. New aftermarket carburetor parts, ideal for outdoor garden yard lawnmower chainsaw. Fits for STIHL Chainsaw HS81 HS81R HS81T Fit as fuel repower kit, carburetor parts, carb mechine accessories etc. Specification Material: Metal Color: As picture show Size: Approx. 10x5x1cm/3.94x1.97x0.39inch Package Includes 1 piece Drive Pinionb 1 piece Spur Gear 1 piece Connection Rod Note Pls allow an error of 1-3mm due to the difference of mamual measurement.