1.Made of Material, durable quality, much better than the stock plastic arm
2.Comes with Scattered set, you need to assemble by yourself, it is easy.
3.Compatible with Titan Extruder, Prusa i3 MK2, Ultimate, Artillery Sidewinder X1 printer's extruder,4max pro.
colour:black
material:metal
Package Contents:
1* Extruder Idler ArmOnly the above package content, other products are not included.
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 +/- 1-3cm.