Notice: The threads are the same, so you can also choose other weight plates, e.g. add 3lb plates on 10lb dumbbells. But please note that the diameters of the plates are different.
Incorporate the new weights among the plates of your dumbbells.
Package Includes: 4×weight plates + 4×rubber ringe (If you choose the plates with a different diameter from your original dumbbells, the rubber rings provided will be useless.)
Recommended Match: 4x0.5lb plates for 5lb dumbbells, 4×1.5lb plates for 10lb dumbbells, 4×2.5lb plates for 15lb dumbbells, 4×3lb plates for 20lb dumbbells, 4×5lb plates for 30lb dumbbells, 4x7.5lb plates for 50lb dumbbells.