Suitable for most DIY 3D printers, accessories or upgrade parts to replace the worn or damaged. The internal structure of the extruder is stable and the design is exquisite. It will not twist and twist from the side of the extrusion wheel, avoiding blockage caused by winding inside the extruder. The BMG utilizes an internal gearing ratio of 3:1 together with precision cnc-machined hardened steel drive gears to give you a compact for all your applications. Whether you require high resolution prints with small nozzles or high-flow prints with big nozzles the optimized gearing ratio combined with our drive gears provides unparalleled pushing power and -fast retractions in a lightweight and compact package. With dual drive technology, there is no need to worry about consumables slipping and biting material. Easy assembly and material feeding. BMG extruder can adjust the material feeding force with screws to adapt to all 3D printing consumables: PLA/ABS/PETG/TPU/TPE/nylon/carbon fiber, wood, etc.