Product Review
A pair of aluminum barbell collars in the color of your choice made with 6061 billet aircraft grade aluminum, these collars are made to take a beating. OSO barbell collars are proudly made in the USA!
A pair of aluminum barbell collars in the color of your choice made with 6061 billet aircraft grade aluminum, these collars are made to take a beating. OSO barbell collars are proudly made in the USA!