So I got a new bike it's a 72v Emmo Knight Sport. I came with 6 12v 20 AH SLA batteries and they wanted $ 1300 for the upgrade to Lithium 30 AH. So I wanted to build my own battery pack using the K2 26650 3800mAH cells. I am going to be making a pack that will be 24s 8p so it will be 76.8v 30.4...