Hardened Steel MK3 Drive Gear Extruder Kit For Prusa I3 Upgrades With Dual Gears And 5mm Bore Fits MK2 MK2S MK25 MK3S 3D Printer Extrusion Wheel For Smooth Reliable Filament Feed

Hardened Steel MK3 Drive Gear Extruder Kit for Prusa I3
✔️ Hardened steel drive gears with 5mm bore, dual gears, shaft, bearings

This drive gear extruder kit upgrades MK2/MK2S/MK2.5/MK3S Prusa i3 printers with dual gears and a 5mm bore for smoother, more reliable filament feeding. It includes 1 pulley with set screw, 1 pulley without screw, 2 M3 nuts, 1 M3X20 shaft, and 2 bearings to complete the upgrade.

✅ Dual drive gears with 5mm bore for reliable filament feed
✅ Hardened steel construction resists wear and rust
✅ Includes 1 pulley with set screw, 1 pulley without screw, 2 M3 nuts, 1 M3X20 shaft, 2 bearings

💡 What is a Prusa i3 drive gear upgrade with dual gears used for and why choose hardened steel?

A handy upgrade for improving filament grip and extrusion consistency on a Prusa i3.

• Prusa i3 drive gear upgrade for reliable extrusion and smooth filament feed
• 5mm bore compatibility with dual-gear setup for consistent bite
• Hardened steel construction resists wear and rust for long life

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