Superb set comprises – 1 x 6ft Solid Smooth Standard Barbell 1 x pr regular spring collars 2 x 18″ Solid Spinlock Standard Dumbbells 4 x Spinlock Collars 2 x 10Kg Cast Iron Standard Discs 4 x 5Kg Cast Iron Standard Discs 4 x 2.5Kg Cast Iron Standard Discs 8 x 1.25Kg Cast Iron Standard Discs Our BodyPower cast iron plates are made to an incredibly high standard, with all products undergoing strict quality control. The casting quality, surface treatment and weight tolerance must meet a set standard of quality. Some of the cheaper alternatives that are available on the web are inferior products, which are not constructed to this same standard.