No, they are not, if you don't have access to a bench and barbells, you can pretty much do all exercises and more with a couple of kettlebells. I use a 20 and 3

No, they are not, if you don't have access to a bench and barbells, you can pretty much do all exercises and more with a couple of kettlebells. I use a 20 and 35 pound one. Btw, Kettlebells have been around for a long time in Russia.