Excerpt: Among the tools we’ve tested for home gyms, the 4-in-1 Adjustable Dumbbell Set stands out for its versatility. We appreciate how it transforms from dumbbells to a barbell, kettlebells, and even push-up attachments, making it a space-saving gem for small spaces. The 90LBS weight range (50LBS/70LBS/90LBS versions available) offers ample progression, and the smooth adjustment机制 ensures steady workouts. While the mechanism does require a brief setup, it’s intuitive enough for most users. The added accessories, like resistance bands and a pull-up bar, add value. We recommend this for those who crave flexibility without the clutter. That said, it’s best for intermediate lifters—beginners might find it overwhelming. Overall, it’s a creative solution for workouts on a budget.