56159MA Shaft/Gear-Long 0.75 x 0.75 x 10.00 inches for Briggs & Stratton, Replacement 1B52 Seamless Repairs, Peak Performance - Choose Our Parts Today Upgrade Your Outdoor Tools with Our Replacement Parts Effortless Repairs, Superior Performance - Trust Our Replacement Parts for Lawnmowers, Brushcutters, and Chainsaws We kindly ask you to double-check the part's appearance in the photo and cross-reference it with the provided dimensions to ensure a perfect fit