40KG Features: Wider Weight Range: Each dumbbell adjusts from 5-40KG. Turn of a Dial: Select the weight you want with a turn of a dial. Durable Molding: Durable molding around the metal plates provides for a smooth lift-off and quieter workouts. Space Efficient: Eliminates the need for multiple dumbbells cluttering your workout space. Easy storage-Compact design allows you to store and use dumbbells anywhere while still getting the true dumbbell feel. Specifications: Weight Settings: 5kg,7kg,9kg,11kg,13kg,15kg,18kg,20kg,22kg,25kg,27kg,29kg,32kg,34kg,36kg,38kg,40kg No. of Settings: 17 Product size: 45*25*25cm Contain: 1x dumbbell, 1x manual