The Magnum has Spintastics' great one-way bearing technology for longer spins. This slightly over-sized diabolo has a central shaft that is twice as wide as usual, for ease in stick and hand grinds. Comes with Sticks and Instructions Added rim weight makes for longer spins. Specs: Length: 5.5in, Glow /LED Length: 5.75in Diameter: 5in Weight: 9.9oz Glow Length: 10.2oz LED Length: 11.4oz