Please note: Actual product slightly in color or appearance, but this does not affect functionality. We appreciate your understanding! 1.This double extruder gear ensures smooth integration and excellent operational for your printer. 2.This gear deliver smoother engagement and improved transfer, greatly prolonging the gear durability. 3.Crafted from hardened steel, this extruder gear provide strength, wear protective. 4.The textured finish on the extruder gear boosts grip and ensures more stable extrusion for accurate printing. 5.This gear achieves improved alignment, minimizing off-center rotation due to manual setup. Color: Picture Color Material: Hardening Steel Package Contents: 2*Extruder Gears for H2D 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.