Tronxy BMG Direct Extruder Kit for 3D Printer (Volcano Nozzle Version)
Metal BMG extruder, sturdy, durable and wear resistant.
Compatible with 1.75mm flexible filament, such as nylon, TPU, TPE, etc.
The fastening spring device allows you to fine-tune the pressure applied to the consumables by the dual drive gear.
Unique dual feed gear can minimize slippage and increase feeding power.
The reduction gear device can also give greater torque to the extrusion, while reducing the burden on the motor and extending the life of the motor.