... 5mm Surface:GP,NP,CP,AB euro profile door cylinder of door lockMaterial: Brass, Zinc Alloy, Iron, Al ... also can as customer.s designdouble lock cylinder surface treatmentCodeProductCodeProductSCsingle cylinderNBnickel brushDCdouble cylinderNPnickel platedBCbathroom cylinderBPbrass ... bronzeRCround cylinderACantique copperHPhalf picks cylinder OCoval cylinder euro profile door cylinder of door lock