interior cylinder:brass
exterior cylinder:brass
deadbolt:brass
lock:2mm thickness
key:3 brass keys
backset:50-80mm justable


Changzhou Dahua Lock Factory Co., Ltd. Are the specialized manufacturer and exporter of all kinds of Door Locks & security devices in Changzhou, Jiangsu, China. Since the establishment in 1989, we have developed unique technologies in the field of Door Locks and security devices.

With the long-term research and development of the products and designs, we have already achieved a high reputation as a special Door Lock manufacturer in the world markets.

We produce over 80 kinds of rim drawback rim door locks & Cylinders and quantity of production reaches 300.000 PCS/month.

We would like to support our clients to make benefit with earliest delivery time, perfect quality and competitive price. If you are interested in these products, please don't hesitate to contact us