S4021, S4031

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<ul> <li style="font-size:14px;"> <img alt="" src="https://img.weyesimg.com/oss.aliyuncs.com/gms/yajie.gotoyes.net.cn/image/14395338826168.jpg" height="47" width="59" /> <p> <strong>available for</strong>: room doors, all kinds of wooden doors&nbsp; </p> </li> <li> <img alt="" src="https://img.weyesimg.com/oss.aliyuncs.com/gms/yajie.gotoyes.net.cn/image/14395338549873.jpg" height="47" width="59" /> <p> <strong>material</strong>: forend:stainless steel<br /> strike plate:<span style="white-space:normal;">zinc alloy</span><br /> dead bolt:zinc alloy<br /> latch bolt:zinc alloy<br /> lock box:<span style="white-space:normal;">zinc alloy</span><br /> internal parts:iron,<span style="white-space:normal;">zinc alloy</span> </p> </li> <li> <img alt="" src="https://img.weyesimg.com/oss.aliyuncs.com/gms/yajie.gotoyes.net.cn/image/14395340069066.jpg" height="47" width="59" /> <p> <strong>door thickness</strong>: 35-50 mm </p> </li> <li> <img alt="" src="https://img.weyesimg.com/oss.aliyuncs.com/gms/yajie.gotoyes.net.cn/image/14395342272768.jpg" height="47" width="59" /> <p> <strong>types of door locks</strong>:single bolts mortise door lock </p> </li> <li style="font-size:12px;"> <img alt="" src="https://img.weyesimg.com/oss.aliyuncs.com/gms/yajie.gotoyes.net.cn/image/14395343315015.jpg" height="47" width="59" /> <p> <strong>backset</strong>&nbsp;50mm(s2020) 60mm(s2030) </p> </li> <li> <img alt="" src="https://img.weyesimg.com/oss.aliyuncs.com/gms/yajie.gotoyes.net.cn/image/14395371667831.jpg" height="47" width="59" /> <p> <strong>applicable standard</strong>: qb/t &nbsp;2476-2000,gb21556-2008 </p> </li> <li> <img src="https://img1977.weyesimg.com/uploads/www.archiehardware.com/images/14535259522271.png" alt="" height="47" width="59" /> <p> <strong>not</strong>the standard s4021/s4031 exclusive lock cylinder.see b057 page </p> </li> </ul>

<center> <img src="https://img1977.weyesimg.com/uploads/www.archiehardware.com/images/14535272627871.png" alt="" /> </center>

<table class="ke-zeroborder" border="0" cellpadding="0" cellspacing="10" width="100%"> <tbody> <tr> <td style="font-size:16px;" width="663"> mortise  s4021, s4031 installation </td> <td align="center" width="153"> <a href="https://img1977.weyesimg.com/uploads/www.archiehardware.com/addon/14535278798556.pdf" target="_blank"><img src="https://img1977.weyesimg.com/uploads/www.archiehardware.com/images/14498063263377.png" alt="" /></a> </td> </tr> </tbody> </table>