Application: We do OEM Production for those hardware locks etc. Applicable 60-100mm size cylinder for windows & doors etc. Product Description: MaterialZinc Alloy+Iron Available length60-100mm TypePush Lock Cylinder Lock CylinderZinc Alloy Cylinder FinishNickel/Chrome & As requirement KeysNormal keys BacksetAdjustable OEM/ODMOk PackagingAs requirement Please be noted that all the products could be customized according to customers requirements.