Optimized Performance: Upgrade your for 3D printers with our hardened steel helical extruder gear. Designed specifically for the P1P, P1S, and X1C models, this gear ensures consistent filament feeding and improved print quality. Construction: Made from nano-coated hardened steel, our extruder gear resists wear and tear, offering a long-lasting upgrade that withstands rigorous printing tasks. Enhanced : The helical design provides a smoother and quieter operation, reducing vibrations and enhancing the overall stability of your 3D printing process. Easy Installation: This kit includes all necessary components for a hassle-free setup, allowing you to quickly enhance your printer's performance. Compatibility: Perfectly fits for A1 and A1 Mini models, ensuring a seamless upgrade path for your existing equipment. Note:the picture is beautified, and the physical object may be different from the picture, which not affect the use. Color:As Shown Material:Steel+Copper+Aluminum Alloy Package Contents: 1 * gear 1 * CNC idler arm 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.