ITEM NAME:Drive Pinion Connection Rod For HS81 HS81R HS81T Replace # 4237 642 0400 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 HS81 HS81R HS81T Hedge Trimmer, Replace # 4237 642 0400 / 4237 640 7500 / 4237 640 6800 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 Pinion 1 piece Spur Gear 1 piece Connection Rod Note: Pls allow an error of 1-3mm due to the difference of mamual measurement. SKU: FUZ0016258860009003.New chainsaw parts, drive pinion, spur gear and connection rod set. 1 piece Drive Pinion. 1 piece Connection Rod. 1 piece Spur Gear. Size: Approx. Color: As picture show.