... ,LFR,LR,W SeriesShield type: Z, ZZ, RS, 2RS, 2RS1, NPP, KDD, P, PP, N, NRMaterial: GCr15,100Cr6,52100 ,Chrome Steel ... test: 100% pass We can also supply following items:LFR50/4NPP, LFR50/5-4KDD, LFR50/8-6KDD, LR50/7NPP, LR200NPP, LR5200NPP, LV20/10ZZ(RV20 ...