This is a dart barrel, the Hoshino Mitsumasa model. It's a limited edition model of the Pyro 3 with DLC coating. The sale includes the barrel, case, and accessories as shown in the photos. I purchased this, and used it for about 7 hours. Original price: 23,000 yen ■Product Details Barrel: Pyro 3 Ghost Limited edition Manufacturer: Target Material: 90% Tungsten Length: 39mm Max Diameter: 7.8mm Weight: 17.0g Shape: Torpedo Standard: 2BA