Motor mounting bracket is mainly used for motor which mainly plays a fixing role. Mounting bracket is a good accessory for stepper motor and is widely use.Motor mounting bracket is in size of : 132mm x 65mm/5.2-inch x 2.56-inch(L*W)total size 5.2mm/0.2-inch motor mounting hole dia 47mm/1.85-inch motor mounting hole center distance 4.2mm x 46.2mm/0.17-inch x 1.82-inch bracket mounting hole size 40mm/1.57-inch bracket mounting hole center distance 38mm/1.5-inch shaft hole dia . Easy to install and operate is a good replacement; Small size and lightweight; Steel material durable and long service life. Steps of installation: 1. Select motor mounting bracket of appropriate size; 2. Remove the motor mounting bracket to be replaced; 3. Installation. Please select the appropriate size of the motor mounting bracket especially the mounting hole diameter and mounting hole center distance