** Main material: solid brass or solid stainless steel ** 60mm, 70mm, 85mm, 90mm, 95mm, 100mm, 127mm backsets for your selection ** Door thickness ranging from 35mm to 50mm are available "Yale" keyway is standard, other keyway options such as "Kwikset" are available upon request ** Finish: AB, AC, BN, BP, PB, SB, SS, SP, SB/PB, SS/SP, AB/SB, AB/SS, AC/SS, BN/GP, SB/SP, SN/GP, SBN ** Packing: paper box or blister packing