1, Lever door handle 2, OEM & Design & produce as per your samples 3, European ... : Zinc alloyFinish: SN(satin nickel), AB(antique bronze), AC(antique copper), GP(gold plated), OAB(old antique bronze), PG(pearl gold), PN(pearl ... (chrome plated), MABM(matt antique bronze), SC(satin chrome), OAI(old antique iron), SG(satin gold), ABB(antique bronze brush)..Quality control1 ...