Hardened Steel Extruder Gear Assembly – A1 Series $9.99 Hardened Steel Extruder Gear Assembly - A1 Series quantity Add to cart SKU: BBL-41266160992392 Categories: Parts, Parts Description Description Related products Filament Sensor Base – A1 Series $2.99 Add to cart Extruder Motor – A1 Series $17.99 Add to cart Extruder Unit – A1 Series $31.99 Add to cart Print Head Front Cover – A1 Series $2.99 Add to cart