Check the listing for details. Universal Billet Battery Tray Hold Down Trunk Relocation Box 551181. Condition: New. Listed at 35.99 USD. Great Compatibility – For use on most car and truck batteries including the following optima sizes: Red top: 34, 34R, 34/78; Yellow top: D34, D34/78, Blue top: 34M, D34M (May fit other optima battery sizes). Practical Function – This battery tray is used to mount your battery in your vehicle securely with sturdy base plates, hold-down plates and heavy duty 3/8" hardware. Wide Application – Overall dimensions of the base plate are 11.25" long by 8.5" wide. This billet battery tray will fit batteries up to 10.5" Length x 6.95" Width x 6.7" Height with provided thread sleeves. It will require longer 3/8-16 all-thread if the length of batteries is over 7.4". Superior Quality – Made of premium and wear resistance billet aluminum, sturdy, impact resistance and anti-corrosion for providing much longer service time. The kit includes 1 base plate, 1 top plate, 3 all-thread hold downs with nuts and 3 thread sleeves. Satisfaction Guarantee – If you're not satisfied with the kit, simply return for a full refund in 30 days or get a replacement during 1 year warranty via our customer service. Product description UNIVERSAL BILLET BATTERY TRAY HOLD DOWN / RELOCATION BOXCompatible with Most Car and Truck batteries including the following optima sizes: Optima Red Top - 34, 34R, 34/78 Optima Yellow Top - D34, D34/78 Optima Blue Top - 34M, D34M May fit other optima battery sizes Overall dimensions of the base plate are 11.25" long by 8.5" wide.Bottom tray will accept batteries up to 10.5" Length x 6.95" width x 6.7" height with provided thread sleeves.Batteries over 7.4" tall will require longer 3/8-16 all-thread.Package Includes: 1 x base plate 1 x top plate 3 x all-thread hold downs and nuts 3 x thread sleeves On Feb 2, 2023 at 19:56:25 PST, seller added the following information: