Originally Posted by swimbikerun

I finally had time and finished building my BD7. The only thing that I'm not quite done yet is finding a battery that is around 280-290grams. The Revtech battery I bought is 310g! The car is coming in at 1407 grams and I'm heavy on the battery side by roughly 30 grams. Besides the Orions which come in around 285 grams? It seems Thunderpower and Reedy packs come in at similar 310 grams.