Don’t just keep your battery from sliding around; protect it from destructive corrosion too. Attwood Marine’s patented tray for 27 Series batteries meets ABYC Standard E-10 and U.S. Coast Guard requirements. Adjustable crossbar locks contents securely in place. Attwood Corporation has been an award-winning leader in engineering, testing, and manufacturing the highest quality marine products for over 100 years. We deliver safe and reliable lighting, fuel systems, water systems, seating & pedestals, swim ladders, custom upholstery, and general marine accessories that are easy to install and meet regulatory compliance.