BMG-M Extruder The Bondtech BMG-M extruder combines high performance and resolution with low weight. Together with our proven and highly celebrated Dual-Drive technology you can expect problem free material feeding. Designed for Mosquito This extruder is optimized for the Mosquito / Mosquito Magnum hotends with and integrated torque lock system to make the interface very strong and makes nozzle changes a breeze. Made with PA12 by SLS The housing parts are professionally SLS printed in nylon for maximum strength and precision. This extruder only supports 1.75 mm size filament.