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Original Prusa i3 MK2/MK2S Parts
Original E3D v6.1 12V Hotend for Prusa i3 MK2
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Original E3D v6.1 12V Hotend for Prusa i3 MK2
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$124.95
The original E3D v6.1 hotend, standard issue on the Prusa i3 MK2 / MK2S 3D printer. Comes fully assembled with the thermistor and heater cartridge. U.S. customers may want to try Printed Solid for lower shipping costs. No fan included Specs Filament diameter : 1.75mm Heater cartridge : 40W 12V
Hotend thermistor for Prusa i3 MK2 and MK3
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Hotend thermistor for Prusa i3 MK2 and MK3
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$14.99
Replacement hotend thermistor for the Prusa i3 MK2/S and MK3/S. Fully wired and ready to be installed.
E3D Heater Cartridge 12V for Prusa i3 MK2
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E3D Heater Cartridge 12V for Prusa i3 MK2
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$11.99
Replacement heater cartridge for the Prusa i3 MK2 or MK2S. Fully wired and ready to be installed. Power : 40W 12V
Replacement PEI Sheet for Prusa i3 MK2 or MK3
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Replacement PEI Sheet for Prusa i3 MK2 or MK3
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$14.95
Replacement PEI sheet for the MK42 or MK52 heatbed (Prusa i3 MK2 / MK2S / MK3). For instructions on how to replace a damaged PEI sheet on your heatbed, please follow the guide found on the Prusa Research website. Specs 260 x 242 mm 175um thickness 3M 200MP adhesive
E3D v6 Hardened Steel Nozzle 0.40mm
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E3D v6 Hardened Steel Nozzle 0.40mm
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$29.99
This original E3D hardened steel nozzle is wear-resistant when using abrasive materials like Glowfill and carbon fiber-infused filament. Compatible with E3D v6 hotends (as found on the Original Prusa i3 MK3S 3D printer). Opening diameter : 0.40mm Filament diameter : 1.75mm
The Olsson Ruby 0.40mm Nozzle 1.75mm
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The Olsson Ruby 0.40mm Nozzle 1.75mm
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$123.00
Meet the Olsson Ruby nozzle, and the five good reasons for you to upgrade to the hardest nozzle there is : One nozzle The Olsson Ruby will work with a huge range of materials. PLA, ABS, CPE/PET, Nylon, and composites with abrasive additives such as Carbon fibre, Steel, Wood, Boron Carbide, Tungsten and Phosphorescent pigment, are some of the mat...
Bed Thermistor for Prusa i3 MK2 and MK3
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Bed Thermistor for Prusa i3 MK2 and MK3
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$9.99
Replacement thermistor for the Prusa i3 MK2/S and MK3/S. Fully wired and ready to be installed.

PINDA Probe for Prusa i3 MK2
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$19.99
Replacement PINDA probe for the Prusa i3 MK2 or MK2S 3D printer. Not compatible with the MK3/S, use the PINDA v2 instead.
E3D v6 Heater Block Kit for Prusa i3 Printers
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E3D v6 Heater Block Kit for Prusa i3 Printers
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$20.99
Replacement heater block kit for the E3D v6 hotend of the Prusa i3 MK2 / MK3 / MMU / MMU2. Includes the screws and matching hex keys to hold the heater cartridge and the thermistor. The heater block is also available "naked", without any fittings, here.
Replacement Prusa i3 MK3 E3D Heatsink
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Replacement Prusa i3 MK3 E3D Heatsink
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$23.99
Replacement heatsink for the E3D hotend of the Prusa i3 MK2 / MK3 / multi-material. Includes the coupling collet for the PTFE tube and thermal paste.

Prusa i3 MK2 Hotend Cooling Fan
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$10.99
Original 30mm hotend fan for the E3D v6 hotend wired for the Prusa i3 MK2/MK2S. Width : 30mm Holes distance : 25mm (center-to-center) 12V
Print Fan 12V for Prusa i3 MK2 and MK2S
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Print Fan 12V for Prusa i3 MK2 and MK2S
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$10.99
Original print fan for the Prusa i3 MK2 and MK2S 3D printers. Not compatible with MK3 / MK3S printers, use the 5V fan instead. Power : 12V 0.23A
Hotend PTFE Tubing for Prusa i3 MK2 / MK3
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Hotend PTFE Tubing for Prusa i3 MK2 / MK3
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$1.99
Replacement hotend PTFE tubing for Prusa i3 MK2 / MK2S / MK.25 / MK3 / MMU2. The tube is trimmed and chamfered for a perfect fit with the existing components. Not compatible with the MK2.5S / MK3S / MMU2S, use this tube instead. Length: 50mm (tolerance +/- 0.2 mm) Inner diameter: 1.85 mm Outer diameter: 4 mm Technical drawings for the various ...
Extruder PTFE Tubing for Prusa i3 MK3
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Extruder PTFE Tubing for Prusa i3 MK3
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$1.99
Replacement extruder PTFE tubing for Prusa i3 MK2 / MK2S / MK2.5 / MK3 / MMU2. The tube is trimmed and chamfered for a perfect fit with the existing components. This tube is not part of the extruder assembly for the MK3S and MK2.5S models. Length: 13mm (tolerance +/- 0.2mm) Inner diameter: 2mm Outer diameter: 4mm Technical drawings for the var...
MK42 Heatbed for Prusa i3 MK2 and MK2S
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MK42 Heatbed for Prusa i3 MK2 and MK2S
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$139.99
Original MK42 heatbed for the Prusa i3 MK2 and MK2S 3D printers. Thermistor and PEI sheet included & already assembled.
Set of U-bolts for Prusa i3 3D printer
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Set of U-bolts for Prusa i3 3D printer
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$11.99
Set of three U-bolts to fasten the smooth rods of your Prusa i3 MK2S, MK2.5/S or MK3/S. Includes six nyloc nuts. Specifications: Thread: M3 Length: 26 mm Thread length: 7mm Distance between center of both tips: 20 mm Inside bend diameter: 16.5mm
Extruder Hobbed Pulley for Prusa i3 MK2 / MMU2S
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Extruder Hobbed Pulley for Prusa i3 MK2 / MMU2S
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$9.99
Replacement extruder hobbed pulley for Prusa i3 MK2 / MK2S/ MMU2S. Includes the grub screw for assembly.
623h Bearing and Housing for Prusa i3 Printers
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623h Bearing and Housing for Prusa i3 Printers
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$9.99
Replacement 623h bearing and housing for the x-axis idler of Prusa i3 printers (MK2/S, MK3/S). Bearing inner diameter : 3mm

Prusa i3 Y-axis stepper motor
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$58.99
Prusa i3 Y-axis stepper motor Compatible with MK2/S, MK2.5/S and MK3/S printers.
Idler Tension Spring for Prusa i3 printers
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Idler Tension Spring for Prusa i3 printers
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$3.99
Idler tension spring (1x) for the Original Prusa i3 MK2/S, MK3/S and Multi-Material Add-on (MMU2/S).
Power Supply 12V for Prusa i3 MK2
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Power Supply 12V for Prusa i3 MK2
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$99.99
Universal, switchable power supply for Prusa i3 MK2 or MK2S. Not compatible with the Prusa i3 MK3/S, use the 24V power supply instead. Power : 12V
Brass Nozzle 0.60mm for E3D V6 Hotend
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Brass Nozzle 0.60mm for E3D V6 Hotend
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$9.99
0.60mm brass nozzle for E3D v6 hotends. Specs Material : Brass Opening diameter : 0.60mm Filament diameter : 1.75mm Thread : M6
Brass Nozzle 0.25mm for E3D V6 Hotend
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Brass Nozzle 0.25mm for E3D V6 Hotend
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$14.99
0.25mm brass nozzle for E3D v6 hotends. Specs Material : Brass Opening diameter : 0.25mm Filament diameter : 1.75mm Thread : M6
Brass Nozzle 0.40mm for E3D V6 Hot End
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Brass Nozzle 0.40mm for E3D V6 Hot End
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$9.99
0.40mm brass nozzle for E3D v6 hotends. Specs Material : Brass Opening diameter : 0.40mm Filament diameter : 1.75mm Thread : M6