KOH 2021 Ultra4 Racing's Optima Batteries King of the Hammers 2021 as usual did not disappoint. These amazing vehicles continue to get faster and more technical every year. King of the Hammers 2020 race happened a couple of months before our country was turned upside down. The COVID-19 pandemic one of the most disruptive for both our country and the world. Now with KOH 2021 … [Read more...] about KOH 2021-Carnage & Straight Axle dominance Continues