Voltage Introducing the First in it's class VT-100 Small Aluminum Battery Tray with strap designed for 12V,6V, 7 through 15AH standard size batteries , these battery sizes are very popular used in Kayaks, Motorcycles, Jet-ski, small boats, ATV, Lawnmowers, Generators, Electric Beds, Home Security Backup, Small Solar Systems, Trail cameras, Electric Fences and much more, it will fit any battery with at least one side or base with dimensions of 5.94 x 3.87 or 5-15/16" x 3-7/8" or smaller . Strap can be mounted in different directions to be able to adjust to the battery size, Spec: Weight 4oz with strap, Ext dim: 6-1/8" x 5" x 1-1/16" , Int dim: 5-15/16" x 3-7/8" x 1" , Side Tab Mounting Hole size 7/32"= 6mm, Material : AL 5052 , Material Thickness 2mm, Finish: Black Anodized, Strap: 1" x 24" , Strap Material: Nylon with Hook and Hoop.