Thank you for viewing. Details are as follows: A total of 20kg dumbbell set - Set contents: Dumbbell set (total 20kg) - Weight: 2.5kg x 4 pieces - Weight: 1.5kg x 8 pieces - Bar: Dumbbell bar x 2 - Lock nut: Lock nut x 4 Used for one year from new, and stored indoors for about two years.