Eisenlink Quick-Lock Adjustable Dumbbell Set — 10–50/80 lb Options, 5 lb Increments, Square Plate Design for Home Gym (50/80 lb × 2)

Fast weight changes: loosen the bolt slightly and swap plates in under 10 seconds—plate carrying handles speed up transitions and simplify adjustment; Expandable design lets 50 lb dumbbells be increased up to 80 lb per hand with additional plates available; Secure snap-fit between plates ensures they seat automatically and stay locked during exercise, minimizing the risk of falling plates; All-cast-iron construction eliminates fragile plastic components—smaller volume than polymer or cement equivalents and durable enough to withstand drops; Includes 2 x 2.5 lb plates for fine increments and supports a broad range of weights (from 10 to 80 lb per dumbbell), ideal for hobbyists, serious athletes, families and progressive training; Comes with one year of quality assurance and after-sales support.