Micro Gainz on Instagram: "We made some updates to the Micro Gainz magnetic attachments for nuobell adjustmentable dumbbells. The new plate you see here is 1 piece of metal with no rivets. The plates has pressed in logos and weight and made in USA on the back of the plate. The plate still works the exact same way as the previous version of magnetizing to the nuobell dumbbell. Another advantage of the new version is since there are no rivets the plates sit flush against each other if stacked on t