The BKB Duo AT electric skateboard is a DIY kit that includes all the parts, tools, and tutorials required for assembly. The board offers a range of up to 20 miles (32km) for dual motors and a top speed of up to 28mph (45km/h). The board is equipped with dual 3000W motors, a Samsung 30Q 10S2P 9.0Ah 60A 356Wh battery, and a VESC-based controller. The BKB Duo AT electric skateboard kit is priced at $929.99, making it an affordable option for those who want to build their own high-performance electric skateboard. The board has received positive reviews for its range, speed, and ease of assembly. The BKB Duo AT electric skateboard is a great choice for DIY enthusiasts who want to customize their board and learn how every part of an electric skateboard works.