All Metal Design. The Camouflage Shell Is Fully Aluminum Anodized With Treatment, And The Reduction Gear Pom Cnc Machining Consumables Are Processed By Quenching And Electroplating After Extrusion Of The Wheel. Greater Transmission Ratio, Increased Torque, With A Transmission Ratio Of: 9.54647:1 Double Wheel Consumables Extrusion Wheel, With Teeth At A Certain Angle Along The Axis, Provides Good Friction And Guidance For Linear Consumables. The Transmission Force Of Linear Consumables Is Stable, And It Is Not Easy To Slip And Offset Along The Axial Direction Of The Extrusion Wheel, Improving The Printing Accuracy Of 3d Printers Oblique Tooth Extruder Small size and light weight twin gear All-metal design Switching and assembling of remote and short range printing to meet different printing requirements Applicable filament required: PLA/PETG/TPU/ABS//nylon, etc. Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Colour:Photo Color Material:aluminum Package Contents: 1pcs extruder with motor Only the above package content, other products are not included. Note: Light reflection 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.