Bondtech BMG Drive Gears IDGA Kit

This set is meant to Bondtech BMG extruder series users, or Open Source community members creating or making their own BMG type extruders.

Reduce the runout of the main drive gear on your Bondtech BMG Dual Drive extruder.

A very solid, reliable and improved solution from Bondtech that provides a slight improvement to the print surface quality.

The BMG Drive Gears IDGA Kit are compatible with:

• All Bondtech BMG series extruders;
• All Bondtech upgrade kits for Prusa i3;
• All Bondtech upgrade kits for Prusa Mini;
• All Bondtech DDX Direct Drive eXtruders for Creality;
• NMG-HT for Funmat HT;
• Other BMG type extruders using the original Bondtech main shaft assembly and drive gears.

The BMG IDGA must be used with 3x8x3.0 mm ball bearings.

Product includes:

• 1x [15165] BMG IDGA Retro-fit
• 1x secondary drive gear 1.75/5.0 mm
• 2x 3x8x3.0 mm ball bearings
• 1x 3×20 mm shaft
• 2x needle bearings

This Kit includes the the BMG Integrated Drive Gear Assembly, secondary 1.75/5.0mm drive gear, secondary shaft and secondary needle bearings.
To purchase just the BMG IDGA use this product instead:
BMG IDGA Retro-fit Set

Technical Specification

• Shaft length: 27.6 +/-0.08mm
• Shaft length to support ball bearings : < 3.3mm - 3.3mm >
• Filament teeth’s center to end of shaft : < 21.84mm - 6.30mm >
• Number of drive gear teeth : 17
• Drive gear teeth length : 4mm
• Integrated drive gear Material: Hardened Steel
  Materials Compatibility:
  • Flexible : yes;
  • Rigid : yes;
  • Abrasive : yes.
• Number of main gear teeth : 50
• Main gear teeth length : 3mm