The Centr Smart Stack 5-50 Adjustable Dumbbell is a single space-saving dumbbell that replaces a full run of fixed weights for home strength training. Ten selectable settings from 2.3 kg to 22.5 kg let you move quickly between warm-ups, accessory work and heavier compound exercises without filling your training area with separate dumbbells.Key benefits Ten weights in one dumbbell: adjust from 2.3 kg to 22.5 kg. Fast weight selection: rotate the handle while the dumbbell is seated in its base to select the required load. Compact home gym design: replaces up to ten fixed dumbbells. Secure plate retention: a dual steel-pin locking system holds the selected plates during training. Comfortable grip: the rubber-coated ergonomic handle supports controlled lifting. Specifications Quantity One adjustable dumbbell Weight range 2.3-22.5 kg / 5-50 lb Weight settings 10 Settings 2.3, 4.6, 6.8, 9, 11.3, 13.5, 15.6, 18, 20.3 and 22.5 kg Adjustment Rotating handle selection mechanism Locking system Dual steel pins Materials Steel, nylon, ABS and thermoplastic rubber Dimensions 41.1 cm L x 11.8 cm W x 11.8 cm H Training with one adjustable dumbbellA single Smart Stack dumbbell is useful for unilateral rows, split squats, lunges, goblet squats, overhead presses, curls, triceps extensions, carries and core exercises. Unilateral movements also help you train each side independently and identify strength imbalances.Complete your setupAdd a second unit by choosing the Centr Smart Stack 50 adjustable dumbbell pair, place compatible dumbbells on the Centr Smart Stack Stand, or explore more equipment in the Weights & Bars collection.Frequently asked questionsIs this product one dumbbell or a pair?This product contains one adjustable dumbbell with its weight-selection base.What is the maximum weight?The heaviest setting is 22.5 kg, equivalent to 50 lb.Can I change the weight during a workout?Yes. Return the dumbbell fully to its base, rotate the handle to the required setting and lift it out once the plates are securely selected.Can it replace fixed dumbbells?Yes. Its ten selectable loads replace up to ten individual fixed dumbbells in a compact footprint.Care and storageKeep the dumbbell seated in its base when changing weight. Wipe the handle, plates and base after use, inspect the selector and locking mechanism regularly, store indoors and avoid dropping the dumbbell.