mortise door lock cylinder MEGGO Lock cylinder length: 60mm,70mm,80mm,90mm.100mm Material: brass/iron/zinc alloy Mortise door lock cylinder DAVID Locks Manufactory CO.,LTDOur Brand ... only for this brand.euro lock cylinder size :60mm,70mm,80mm,90mm,10mm...120mm,lock cylinder material : zinc, brass,iron and aluminum Cam : sintered steel ...