The Pro Grip Spin Shaft from TARGET is an exclusive model in one of the most popular shafts in the world. The Pro Grip Spin are shafts consisting of a rotating head (which can rotate 360°). The Pro Grip shafts are specially shaped to provide a smooth entry and provide fantastic power on grab flights to reduce dropouts. The Pro Grip shaft also has a point at the shaft blocks to make it easier to slide your flights down the shaft. Made from a specially formulated nylon compound, the Pro Grip shafts are incredibly durable. Each Pro Grip stem also comes with a Target Pro Grip ring for extra grip on the run. The Pro Grip Shafts are available in 3 sizes MEDIUM: Length 48.00mm, Weight 1.10 grams. IN BETWEEN: Length 41.00mm, Weight 0.90 grams. SHORT: Length 34.00mm, Weight 0.80 grams. You can easily replace shafts with any dart. They are available in different sizes to customize your dart in length and feel. Sizes: XX-Short/Micro, X-Short, Short, In Between, Medium & Long. In addition, they also consist of different materials: nylon, carbon, plastic, metal, etc. In short, you can adjust your dart to your own taste and feeling through different types of shafts.