The PowerDyne Adjustable Dumbbell is the essential heavy-duty weight equipment for your at-home gym. Increase your strength with 10 adjustable iron weight plates that increment from 5lbs up to 80lbs. Securely lift weights with no-slip grip handles. To increase the dumbbell weight, unlock, adjust the pin boxes, align to the desired weight, and secure back into place. The compact design measures 17.7 x 8.86 x 9-inches in a sturdy and secure storage tray with lifting handles. Weight training will tone and sculpt muscles throughout the body while increasing strength and stamina.