Extruder Gear

LERDGE 3D Printer Parts 40 Tooth Mold Steel Linear Extruder Filament Drive Gear for Extruder Accessories Extrusion Wheel   Product Parameter Product name:Mols steel extrusion wheels Inner Diameter: 5Dmm and 5Omm (see drawing for details) Outer Diameter: 11mm Height: 12mm Number of teeth: 40 teeth Fixing Hole:M3 Product Weight: 6g Specification:No slippage,No step loss,Stable feeding Product Packaging:individual packaging Shipping list:Mold Steel gear * 1pcs Product Type:O-Type,D-Type O-Type:Suitable for stepper motors of type D andtype 0 motor shafts,lf you are not sure of your motor model,you can choose this general version D-Type:Only applicable to stepper motors oftype D motor shafts You can choose this one if you make surethat your motor is a D-shaft Note: Because the above pictures were not taken at the same time, the product pictures have a slight color difference, the actual product shall prevail.   Description: The extrusion wheel uses imported die steel NAK80 as the raw mater