Check the listing for details. Marine / Boat / RV Battery Tray - Group 27 Series With Strap, Battery Holder. Condition: New. Listed at 15.75 USD. Group 27 Series Battery Tray with Strap Purchase Includes:One Group 27 Series Battery Tray with Strap. These battery trays are popular but not limited to the marine, boat, and RV industries. Key Product Features:Parts are constructed with high impact, heavy polypropylene plasticFits group 27 Series BatteriesSafety Strap and buckle are included. 8 mounting points (4 per long length)Accommodates 27 series batteries up to 7" x 12.5"Group 27 Series Battery Tray with Strap Purchase Includes:One Group 27 Series Battery Tray with Strap. These battery trays are popular but not limited to the marine, boat, and RV industries. Key Product Features:Parts are constructed with high impact, heavy polypropylene plasticFits group 27 Series BatteriesSafety Strap and buckle are included. 8 mounting points (4 per long length)Accommodates 27 series batteries up to 7" x 12.5"