25kg in bulk. 0.28g airsoft BB, high presion, seamless, roundness, polish 0.28g airsoft BB1) high precision, seamless, roundness, polish2) Perfect ... used7) color = dark green8) Designed for tight high performance barrels - Pack in 25kg bag in bulk ... airsoft pistols,or higer. ps: 6mm airsoft BBs, include 0.12g,0.20g,0.23g,0.25g,0.28g,0.30g,0.32g,0.36g and BIO-BB series etc. 25kg 6mm 0.20g airsoft BB ...