The Compatible with Harley Davidson FLHRS Road King Custom 1450 2004-2006 Battery you're looking for is a life-saver for those in search of a durable, reliable, and high-capacity battery. These 30 Ah BMS (Battery Management System) SLA batteries, specifically designed for the mentioned model years, are ready to use out of the box. They offer 12 volts and a size of 165 x 125 x 175 mm, ensuring a perfect fit. With a thickness of only 175 mm, they're incredibly lightweight, making them easy to install and maintain. The BS BIX30L SLA batteries are known for their exceptional performance, durability, and long cycle life, making them the perfect choice for your motorcycle. So, don't delay - get yours today!