Weider Speed Weight Dumbbell Meet your new all-in-one dumbbell set, the Weider Speed Weight Dumbbell. This dumbbell set can be easily adjusted from 5-25 lbs. (in 5 lb. increments). Simply adjust the slider pins to choose your desired weight setting. Includes a storage tray to keep plates organized when not in use. Weight settings: 5 lb, 10 lb, 20 lb, 25 lb.