Feature: 1. [Applicable Model] This split throat tube is compatible with for Prusa MK4 3D printer, allowing your for Nextruder compatible with any for V6 nozzle. Not compatible with for Prusa I3 MK3S MK3 MK2.5S MK2.5 MK2S MMU2 SCW1 SL1 MINI MK3S+ MINI+ SL1S CW1S MK2 MMU2 MMU1 MMU3 MK3.5. 2. [Easy Installation] Tighten the throat into the heater block using a wrench, heating the print head is necessary (if using old heater block), then re tighten the nozzle. Ensure a 0.5mm seam between the nozzle and block for optimal performance. 3. [Bimetal Design] The heatbreak is composed of copper and TC4, TC4 for reducing heat transfer upwards, copper for accelerated heat dissipation. With a high temperature resistance of up to 500℃, it features smoothly inner wall to prevent clogs and ensure smoother 3D printing. 4. [Wide Compatibility] This split throat pipe is widely compatible with various filaments such as PLA, TPU, PETG, wood, and ABS, ensuring versatility. 5. [Enhance Printing Performance] Replace old or damaged throat pipe parts to ensure smoother printing of your extruder. The throat tube offers stable and even heat distribution, guaranteeing optimal printing results. Specification: Item Type: Split Throat Pipe for Prusa MK4 Material: Copper Ti Alloy Applicable Model: for Prusa MK4 Package List: 1 x Split Throat Pipe for Prusa MK4