Although unused, please be aware that there may be fine scratches or dirt on the barrel due to the lack of packaging. Those who are concerned should refrain from purchasing. PRO Barrel K-16 x 3 pieces Total Length: 41.0mm, Max Diameter: 7.4mm, Barrel Weight: 16.5g Tungsten 90% 4BA (M3) ☆ We do not accept requests for individual sales, changes to the set contents, price reductions, or dedicated listings. ☆ Standard: 4BA