MK3.9/S

PB Select™ Heater Block (Hot Block) for MK4/XL Includes:Heater block (1 pcs)M3x4 grub screw with T6 torx head (3 pcs)  Fits:Prusa CORE OnePrusa MK3.9Prusa MK3.9SPrusa MK4Prusa MK4SPrusa XL To replace this part, please consult the...

PB Select™ Nextruder Heater Block - Plated Copper This Nextruder heater block is made from nickel-plated copper. It's fully compatible with the original hotend. Includes: Copper heater block (1 pc)M3x4 grub screw with T6 torx head...

Prusa Nextruder Hotend Heatsink and Load Cell Includes: Hotend Heatsink (1 pcs)Load cell - pre installed (1 pcs) Fits: Prusa MK3.9Prusa MK3.9SPrusa MK4Prusa MK4SPrusa XL To replace this part, please consult the Prusa Assembly Manuals...

HEPA Filter for Prusa Enclosures Includes: HEPA filter (pcs) Fits:Prusa MINI EnclosurePrusa i3 MK Series Enclosure Prusa XL EnclosurePrusa HT90 To replace this part, please consult the Prusa Assembly Manuals. Make sure to follow...

Prusa Hotend Fan This is the fan that cools the heatsink. Includes: Fan (1 pcs) Fits: Prusa MK3.9Prusa MK3.9SPrusa MK4Prusa MK4SPrusa XL To replace this part, please consult the Prusa Assembly Manuals. Make sure to follow...

Leadscrew Trapezoid Nut - Prusa Compatible This POM leadscrew nut from LDO Motors is comparable to the OEM part.  Includes: Trapezoid nut (1 pcs) Specifications:Material: POM / AcetalThread: Tr8x8 Fits:MK2MK2SMK2.5MK2.5SMK3MK3SMK3S+MK3...

Prusa LoveBoard Includes: LoveBoard (1 pcs) Fits:Prusa MK3.9Prusa MK3.9SPrusa MK4Prusa MK4S To replace this part, please consult the Prusa Assembly Manuals. Make sure to follow the manual for your printer model.

M3 Leaf Spring T-Slot Nut (3030) Plated roll-in t-slot nut with leaf spring. Includes: M3 T-Slot nut with leaf spring (5 pcs) Size:(Measured by hand - sizes are approximate)Length: 19.5mmWidth: 12mmHeight: 6.5mm Fits:3030 extrusionPrusa...

PB Select™ M3x6r Screw Set - Prusa MK3.9/4 Round head stainless steel screws for the expansion joints Includes: Screw (10 pcs) Size: M3x6mm Fits: Prusa MK3.9Prusa MK3.9SPrusa MK4Prusa MK4S To replace this part, please consult the...

PB Select™ Motor Cable Adapter  Includes: Motor cable adapter (1 pcs) Note: One adapter is required for each motor (1pc for X axis, 1pcs for Y axis, 2pcs for Z axis), you need up to 4 adapters per printer. Fits: Prusa MK3.5 Prusa MK3...

Needle File Set  Files with different profiles: flat, square, triangular, lenticular, semicircular, roundmade of GCr15 bearing steel Includes: Files (6 pcs)

Nextruder Nozzle (choose size above) All-metal high-precision nozzle for the Nextruder combines both nozzle and heat break into one unit for leak free printing. Includes: Nozzle (1 pcs) Fits:CORE OneMK3.9MK3.9SMK4MK4SXL For the new generation of...

Original Prusa CHT Brass Nozzle These are the same nozzles that come stock on the new Prusa MK4S printers. Includes: CHT Brass Nozzle (1 pcs) Fits:Prusa CORE OnePrusa MK3.9Prusa MK3.9SPrusa MK4Prusa MK4SPrusa XL To replace this part, please...

Prusa Nextruder Heater Block Includes: Heater block (1 pcs)M3x4 grub screw (3 pcs) Fits:Prusa CORE OnePrusa MK3.9Prusa MK3.9SPrusa MK4Prusa MK4SPrusa XL To replace this part, please consult the Prusa Assembly Manuals. Make sure to follow...

Nextruder Hotend Assembly with 0.40mm Brass Nozzle Fully assembled hotend for the Nextruder Nozzle Size: 0.40mm  Includes:0.40mm Prusa Brass Nozzle* (1pcs)Heaterblock (1pcs)Heater 40 W - 120 mm (1pcs)Thermistor NTC 100k - 115 mm...

Prusa Nextruder Main Cable Replacement main cable connecting the Loveboard and xBuddy board. Includes: Nextruder Main Cable (1 pcs) Fits: Prusa MK3.9Prusa MK3.9SPrusa MK4Prusa MK4S

E3D Prusa Nextruder Nozzle Orifice Size:  Choose size above Type: BrassFilament Size: 1.75mm Fits:Prusa CORE OnePrusa MK3.9Prusa MK3.9SPrusa MK4Prusa MK4SPrusa XL Note: These are not the CHT nozzles that come stock on the...

E3D Obxidian Nozzle for Prusa Nextruder (choose size above) Made from hardened steel with a corrosion-resistant coating, ensuring exceptional durability and longevity. These nozzles are particularly suitable for printing...

We recommend the E3D Nextruder Obxidian Nozzle. Original Prusa Nextruder Obxidian Nozzle Made from hardened steel with a corrosion-resistant coating, ensuring exceptional durability and longevity. These nozzles are particularly...

Prusa Nextruder Silicone Sock (3 Pack) The primary purpose of a silicone sock is to help keep your hotend at a more consistent temperature, reducing the amount of times your heater needs to cycle. As an added benefit, the silicone sock will keep...