... Standard products with fast delivery Competitive price in nice quality K,KK,K...ZW,KBK,KZK Needle retainer assemblyAs for the particularity ... to the samples.. BK, HK, BA, BCE,SCE, F, HF, K, KZK, KBK, NK, RNA, NKI, NA, RNAV, NAV, AXK, NTA ... *118*30 5~110 KZK KZK8*12*8~KZK40*48*20 8~40 KBK KBK8*11*10~KBK20*25*25 8 ... ~20 NK NK5/10TN~NK60/25 5~60 RNA RNA4900~RNA4928 ...