Features: 1.Anodized aluminum battery tray, used to keep your battery held down securely. 2.Add an aesthetically appealing and clean look to your engine compartment. 3.Using high?quality CNC aluminum, rugged and durable. Anodized for a long lasting finish. 4.Compatible with most car and truck batteries, such as for Red top 34, 34R, 34/78, for Blue top 34M / D34M. 5.With smaller use area but is more stable. Easy to install, no complicated tools required. Specification: Item Type: Battery Tray Material: CNC Aluminum Color: Silver Surface Finish: Anodized Overall Dimension of Base Plate: Approx. 285 x 215mm/11.25 x 8.5in Fitment: Compatible with Most Car and Truck batteries including the following for optima sizes: for Red Top: 34, 34R, 34/78 for Yellow Top: D34, D34551181/78 for Blue Top: 34M, D34M Note: Bottom tray will accept batteries up to 10.5in Length x 6.95in width x 6.7in height with provided thread sleeves(batteries over 7.4in tall will require longer 3/8?16 all?thread).