These shafts are good quality, and a nice replacement and color assortment for the old ones. Plastic, standard 2BA screw thread, perfect for both steel tips or tips. The size of the dart shaft is shown in pictures, All in high quality. Features - Color: Black. - Material: Plastic. - Size: 5.2 x 0.5 x 0.5 cm. - and High Quality. - Made from Plastic to increase the life of the shaft. - 2BA thread size is standard on most darts and perfectly fit most dart flights. - Medium length dart shafts are about 48mm including threads. - Provides a unique front-loaded weight balance for all new ways to optimize your flight path. - Warm Tip: Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you!Package list: 100 x Dart Shafts