Select-a-Weight 55 Lb. Dumbbell Set

The NordicTrack Select-a-Weight set offers great versatility with 15 weight increments, effectively supporting linear progression as highlighted in biomechanical research. However, it falls short of the gold standard due to its use of plastic selector components—a known durability red flag—and a lack of specific weight tolerance guarantees (+/- 1%). While more space-efficient than fixed dumbbells, the mechanical complexity and materials (chrome-plated steel vs. stainless) place it in the silver tier.