Make of Iron materials, strong and enduring, wear resistance and rustproof, and not easily damage. Antiskid texture, suitable for grippings and throwing. None burrs, exquisites. Suitable for most standard 2BA thread Darts tip and tail. Provide excellent balances and stability, make you better train Darts throwing. Good Accessory for your training and play. This Darts Barrels is suitable for both novices and professional.