Mighty Mule Gate Opener Attachment Bracket (G3210) This durable attachment bracket provides the proper stability when attaching the Gate Operator Bracket of the Gate Opener to your gate. Easy DIY (Do it Yourself) installation. Mounting hardware and installation manual included, features strong black finish for durable application. Dual applications require two Gate Attachment Brackets, this product includes hardware for 1 gate leaf. Backed by a 12 month Mighty Mule warranty and Technical Support.