• Choose the Disc Number You Need to Replace
• Compatible with Bowflex 1090 SelectTech Dumbbell
• These are aftermarket discs that will fit Bowflex 1090 SelectTech Dumbbells. It will NOT work with Bowflex 552 Series 1 or 2 . Please make sure that you have model "1090" and this will work for you before you place your order. (See last picture)