Platemate - Magnetic Add-On Donut Weights

Platemate - Magnetic Donut Weights 2.5 lbs each 4 Magnetic Add-On Weights (2 pairs) 2.5 lbs each Total 10lbs Attached to the end of a dumbbell or Olympic plates, the 2.5 lb donut allows for gradual increments, eliminating the need to buy every other pair of dumbbells. Magnetic add-on weights attach easily to the ends of any metal dumbbells, Olympic plates and stack weight machine plates.