Rock Solid

The Adjustable Kettlebell from Rock Solid is a simple but ingenious piece of equipment ideal for explosive exercises that work major muscles, build power, and burn body fat— all without the need for those expensive weight racks that takes up all your space. Combining 7 kettlebells into one compact, easy-to-store design, these adjustable kettlebells feature weighted plates that allow you customize the total weight with the simple slide of a lever.