Aluminum alloy extruder for 3D printer, 1.75mm x 3mm aluminum block, remote control for CR10

Features: All-metal MK-8 extruder upgrade kit compatible with 1.75mm filaments for Ender 3, Ender 3 Pro, Ender 3V2, Ender 3 Max, Ender 5 Plus, Ender 5 Pro, and CR-10 series printers. This kit makes filament loading easier and smoother, preventing scratches and breaks. This popular kit includes two 0.4mm brass nozzles, four pneumatic ports, and two silicone protective sleeves. It is compatible with MK8 nozzles of various sizes: 0.2mm, 0.3mm, 0.4mm, 0.5mm, 0.6mm, 0.8mm, and 1.0mm. Specifications: Item Type: Offset Extruder. Materials: ABS and Metal. Note: No retail packaging. Due to lighting conditions and shooting angles, slight variations in the product may occur. Please note that a margin of error of 0 to 1 cm is possible due to manual measurement. The package includes: 1 hot head extruder