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The Space Saver Weight System features 4 end caps, 10 weights, 8 spacers, 2 dumbbell tubes, 1 barbell adapters, an instructional video and a durable carrying case. The Space Saver Weight System forms one long bar weighing up to 15kg or two dumbbells each weighing up to 5.9kg. Adding weight is easy, 1.5lbs of metal slugs can be stored in each dumbbell and includes a light weight plastic spacers for holding the slugs in place when you donâ€
– £49.95 at boysstuff