... cylinder, euro profile cylinder, 1) Size:60mm~100mm 2) Material: brass/zinc/iron/aluminum 3) Single open, double MEGGO, ULTRA, SQIEK ... :60mm,70mm,80mm,90mm,10mm...120mm,lock cylinder material : zinc, brass,iron and aluminum Cam : sintered steel ( very hardened )/ 30degreeKey : iron ... to produce onlyfor us . We have one group of professional Quality Control . You can call or email to us about your ...