Features • Enhanced Heat Dissipation: Upgraded 2oz copper coating ensures superior heat dissipation, prolonging the life of your 3D printer components • Superior Durability: Constructed from high-quality aluminum, this mounting plate guarantees long-lasting performance and resilience for your projects • Secure Installation: Designed to firmly hold NEMA 17 and 42 series stepper motors, preventing loosening and ensuring smooth during printing • Easy Replacement: Quickly replace old or broken mounting plates without complicated steps, simplifying maintenance and enhancing productivity • Compact and Portable: Small size allows for easy transport and storage; the 5-piece set meets all your mounting needs efficiently Features: 1、Suitable for NEMA 17 42 series stepper motor approx. 42 x 42mm / 1.7 x 1.7in. 2、Can play a good fixed role, make parts not easy to loose, more convenient . 3、Made of aluminum materials, which makes it more and you can use it for a long time. 4、A direct replacement for the old and broken one, which is very convenient, no complicated steps. 5、With easy installation, and there is no need to waste your times, very convenient. Specification: Item Type: Motor Mount Plate Material: Aluminum Size: Approx. 42 x 60mm / 1.7 x 2.4in Thickness: Approx. 2.5mm / 0.1in Suitable for NEMA 17 42 series stepper motor approx. 42 x 42mm / 1.7 x 1.7in Size: Approx. 31mm / 1.2in 21mm / 0.8in 60mm / 2.4in 12.25mm / 0.5in 25mm / 1in 42mm / 1.7in 8mm / 0.3in 1.8mm / 0.1in 4mm / 0.2in Package List: 5 x Motor Mount Plate Package List 5 x Motor Mount Plate