attwood Marine Battery Tray for 29/31 Series - Black, Heavy-Duty Plastic with Adjustable Crossbar

This compact, rugged tray provides a durable mounting solution for F29/31 and 29/31 series batteries aboard boats, RVs, and other mobile applications. Molded from high-strength injection plastic and fitted with non-corrosive stainless hardware, the tray resists saltwater corrosion and vibration while meeting ABYC E-10 and USCG expectations. The tray’s inside footprint of 13 1/16 inches by 6 7/8 inches and compatibility with #10 fasteners make installation straightforward for both new builds and upgrades.

How does this tray keep my battery secure during rough conditions?

The Attwood tray uses a solid molded base plus an adjustable-height crossbar and stainless steel retaining bolts to lock the battery in place. The combination minimizes lateral and vertical movement that can occur from waves, bumps, or trailering.

• Adjustable crossbar adapts to battery height for snug retention
• Stainless steel bolts resist rust and maintain clamping force
• Heavy-duty injection molded plastic absorbs shock and vibration

What are the exact dimensions and mounting requirements?

The internal compartment measures 13 1/16" long by 6 7/8" wide, sized to accept F29/31 and 29/31 group batteries. Mounting is designed for common #10 fasteners and the tray’s molded structure provides firm anchor points for secure attachment.

• Inside dimensions: 13 1/16" x 6 7/8" (suits 29/31 series)
• Installs with standard #10 fasteners (screws or bolts)
• Flat base for simple deck or compartment mounting

Is this tray corrosion-resistant and compliant with marine standards?

Yes — the tray body is made from non-corrosive, high-strength plastic while the included hardware is stainless steel to prevent rust in marine environments. Additionally, the product meets ABYC Standard E-10 and USCG requirements for battery retention and safety in recreational craft.

• Non-corrosive plastic resists saltwater exposure and UV stress
• Stainless steel retaining bolts maintain integrity over time
• Manufactured to ABYC E-10 and USCG expectations for safety

How simple is installation and what accessories are included?

Installation is user-friendly: position the tray, fasten with #10 hardware, then set the battery and secure the crossbar with the supplied bolts. The tray ships with the adjustable crossbar and stainless retaining bolts, saving you both time and parts-sourcing.

• Includes adjustable-height crossbar and stainless steel bolts
• Requires only #10 fasteners (not included) for mounting
• Drop-in fit for 29/31 series batteries cuts installation time

Who is this for? The Attwood 9094-5 battery tray is aimed at boat owners, marine technicians, RV enthusiasts, and anyone needing a reliable, corrosion-resistant mounting solution for 29/31 series batteries. It’s ideal for replacing worn mounts, outfitting new battery compartments, or upgrading to hardware that meets industry safety standards, all with easy installation and durable materials engineered for marine environments.