ITEM NAME:Alloy Steel Mounting bracket for 42mm NEMA 17 stepper motor with Screws Bla B9Q6 Alloy Steel Mounting bracket for 42mm NEMA 17 stepper motor with Screws Bla B9Q6 Material:alloy steel Size:50 x 52 x 52mm(L*W*H) Color: black Durable with alloy steel material Fit for 42mm stepper motor such as NEMA17 Easy to install Package Included: 1 x For 42mm NEMA17 Stepper Motor Alloy Steel Mounting Bracket with Screws Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3 cm.