elevator anchor is also called bolt anchor or elevator pull explosion.It is applied for all kinds of steel structures.It is the best choice to assemble the guide rail,Website:http://www.chinajinrui.net,bracket,clamp and landing door device.It is very convenient for assembling and fixing, usually for heavy loading facilities due to thickned pipe and increased washer. Elevator anchor has good saftey function and higher bearing capacity even used in cracked concrete. Materials are carbon steel and stainless steel.