Help me find a BCI 24F Deep Cycle Battery

[Shigshwa]

I originally wanted to buy the XS D2400, but there were 2 problems.

1. It was group 24, and a 24F battery is slightly different in size.

2. The terminals are reversed.

Can anyone find me a good Group 24F battery for use in car audio?

Edit: I found this, but I don't know if its good or not.

http://shop.optimabatteries.com/products/productdetail/part_number=D35/1737.0