How Many Kettle Bells Can You Buy for a Rowing Machine?

Stephanie has been saving up to buy new equipment for her home. She wants a land mine attachment, ski erg and kettlebells. But she's not keen on treadmills or rowing machines as they're too expensive. Stephen says he'd rather invest in an olympic-style weight lifting bar. He also recommends the sornex abte, their roll out wheel and suspension trainers.