Featuring heavy-duty construction for maximum strength and stability. Body-Sol...Featuring heavy-duty construction for maximum strength and stability. Body-Solid SDKR Rack sold separately Components for the SDKR Storage System: SDKRDBS - Dumbbell Tier SDKRDBL - Large Dumbbell Tier SDKRSD6 - 6 Saddle Dumbbell Tier SDKRSD8 - 8 Saddle...more