... 17*10*33(mm) 3) surface finished: PB brass lock cylinder1) Size : 54 ~ 100mm 16.5*9. ... / 17*10*33mm2) Material : brass,iron,aluminium alloy and zinc alloy3) Surface finishing : brass polished,nickle plated , ... chrome plated,golden,nickle brushed,brass brushed,matt4) Normal key or computer key5) Double opening or single opening6) ... pls kindly contact me to know . brass lock cylinder with high quality