3D Printer Extruder Idler Arm All Metal for Titan Aero Extruder Prusa i3 MK2 MK3 1.75mm

product description: : Material: aluminum alloy Colour: Black Suitable for: original E3D Titan extruder, Prusa i3 MK2, flagship version, extruder for Artillery Sidewinder X1 printer, 4max pro OOTDTY function: The spring on the idler arm of the extruder has great elasticity, is easy to operate and prolongs the service life. We are a professional manufacturer of 3D printing accessories, if you have any technical questions about our products, please feel free to contact us, our technical team engineers will always help you. packing list: : 1 Titan extruder inertial arm