Product Description CR10 Remote Direct Extruder Aluminum Extrusion 1.75mm Right Left Hand Arm Full Metal Bowden 3D Printers Parts with 40 Tooth Gear . Brand Name:5AplusreprapItem Type:ExtruderModel Number:CR10EXFor:Metal Bowden Block Extruder Reprap Extrusion For CR10 CR-10 CR-10SFit:MK8 CR10 Extruder Aluminum Alloy Block Bowden Extruder 1.75MM Parts |