About this item FITNESS EQUIPMENT SET: Package includes 4x1.25KG barbell piece 4x1.5KG barbell piece 4x2KG barbell piece 4x2.5KG barbell piece 2x 0.5KG barbell bar, 4 collars and one dumbbell Connector to connect two dumbbells into one barbell for varied workout routine. 2-IN-1 DUMBBELL TO BARBELL: This adjustable dumbbell set comes with a connecting bar that can be easily attached to both DUMBBELLS TO TRANSFORM INTO A BARBELL. The weight can be freely adjusted to suit the use of various forces. The connector handle is knurled for better grip and increased safety during exercises. SUITABLE FOR HOME GYM: All-for-one adjustable dumbbells eliminate the need for multiple dumbbells in your workout space, the 66lbs weight plates and the switching mode of dumbbells and barbells allow you to get the same exercise intensity as the gym at home. EASY TO USE AND STORE: It can be assembled and removed in seconds. Compact, convenient, easy to use and store. The all-in-one dumbbell eliminates the need for multiple dumbbells in the exercise space. Suitable for basic bodybuilding exercises NEW DUMBBELL CONCEPT: This new dumbbell concept allows you to do both dumbbell and barbell training movements to build your muscle at home or office. Suitable for performing basic toning body workouts, core fitness, strength exercises and heavy leg lifts