Features: 1) Cylinder: Euro profile cylinders with 3, and 5 keys (normal and computer keys)2) Oval cylinders: a) Profile half cylinder b) Profile double cylinder c) Profile knob cylinder3) Series: brass, brass polished, nickel plated, gold plated, sanding polished4) Sizes: 30mm-120mm; diameter: 17mm5) Kinds of special cylindersPacking: cylinder + screw + keys / inner box, then in middle box, then in cartonConveyance: Qty/20' FCL: 7,000doz producing area:China payment:L/C, T/T supplying capacity:10,000doz cylinders + 20,000doz lock bodies/month