Bondtech LGX Shortcut Mosquito For Prusa MK3S

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  • Regular price $499.99

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This is a LGX Shortcut Upgrade Kit to use on Prusa MK3S and MK3S+.
It uses a short Mosquito hotend from Slice Engineering with a Bondtech heatsink.

Requires a X-carriage
You may download the x-carriage model, change it and/or print it yourself.

Master All Materials * Excel With Flexibles


The LGX Shortcut Mosquito Print Head is a special unit that includes the LGX™ Large Gears eXtruder and the LGX Shortcut short filament path Mosquito hotend, that will master all materials and excel with the soft and flexible.

Direct Drive Upgrade

This LGX based upgrade kit is a easy to install replacement of the stock direct drive extruder. It requires the accessories included in the LGX Shortcut Mosquito Accessories for Prusa MK3S package and the LGX Shortcut Mosquito hotend.

Easy To Install

Very intuitive and easy to install upgrade kit where the extruder faces the X-carriage reducing the distance between the nozzle and the x-axis.

Leading Grip Power

The LGX is the Bondtech extruder with the highest filament grip due to its new large drive wheels that put more teeth engaging the filament.

MMU Compatibility

This upgrade kit is not compatible with any MMU version.

Custom Firmware Required

You need to update your Prusa’s firmware to use this product.

New Firmware Available.

Open the Firmware tab to download.


Enjoy Bondtech’s Evolved Dual Drive Technology

Start using our newest extruder with our new Dual Drive Technology based on larger drive gears. This is only one of the 7 new features Bondtech implemented on an extruder.

7 new features on a Bondtech eXtruder:

  • Larger drive wheels, for increased filament grip;
  • Filament pre-tension lever, for repeated results;
  • Multi-function interface socket, for tool or application quick swap;
  • Drive wheels’ maintenance windows, for easy cleaning;
  • Compact, light & symmetric design, for increased performance and compatibility;
  • Multiple mounting hole patterns, for easy and flexible setup;
  • A small step for a greener Future, craft boxes without bleaching & no coating.

You can read more about the new features by clicking here.

3D Printed Housing using PA12

The housing parts are professionally printed with nylon for maximum strength and precision and higher temperature resistance.

Compatible nozzles

The hot block included in this product is compatible with the RepRap standard of nozzles

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