PRXKB Fitness Automatically adjustable dumbbell is the perfect addition to your home gym. Our revolutionary product allows you to easily adjust the weight from 5 to 50 pounds with just the turn of a dial, saving you time and space. Made from high-quality materials, this dumbbell is built to last and can withstand even the most grueling workouts. As a factory, we take pride in producing premium fitness equipment that helps people achieve their fitness goals. With PRXKB Fitness, you'll have the tools you need to reach new heights in your fitness journey.