The Nylon Plain Shaft + Ring from BULLS are blue colored shafts consisting of nylon and are available in 3 sizes MEDIUM: Length 48mm, Weight 1.28 grams. IN BETWEEN: Length 39mm, Weight 1.12 grams. SHORT: Length 33mm, Weight 1.02 grams. You can easily replace shafts with every dart. They are available in a variety of sizes to suit 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 by using different types of shafts.