AR60 OCP Full Width Axle Adapter Set
https://www.ludingtonhobbies.com/shop/axic0832-ar60-ocp-full-width-axle-adapter-set-29742
https://www.ludingtonhobbies.com/web/image/product.template/29742/image_1920?unique=7165822
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Manufacturer's Part #: AXIC0832