7
votes
3answers
203 views

Dumbbell Weights: Diameter vs Width

I wonder how to add more weight to a dumbbell. Adding more plates of fewer weight or fewer plates of higher weight? With bigger plates the diameter grows and so will the minimum distance the ...
3
votes
2answers
155 views

What are the ball bearings in dumbbells and barbells for?

Well the question title pretty much says it. While browsing the web for dumbbells I stumbled over the supposedly cheaper 30mm bars and the 50mm bars that all seem to be ball beared. What is the ...