4Pcs 3D Printer Hotend Silicone Sock Heater Block Silicone Cover Replacement Silicone Sock for Prusa MK4 and for Prusa

Feature: 1. COMPATIBLE MODEL: Heater block silicone cover is compatible with for Prusa MK4 and for Prusa XL 3D printers. Perfect DIY 3D printer part for all metal high accuracy nozzles. 2. DURABLE DESIGN: Silicone cover keeps the heater block clean and prevents plastic from burning, blackening, and building up, which extends the life of the heater block and extruder; keeps the hot end temperature stable and prevents 3D printing projects from failing. 3. EASY TO INSTALL: Good flexibility to be placed close to the heating block and easy to install, stable and not easy to come off, very sturdy. 4. SILICONE MATERIAL: Made of heat resistant, nonstick silicone, injection molded to withstand temperatures up to 280 degrees C 536 degrees F. Helps keep the hot end clean and stable. 5. HIGH TEMPERATURE RESISTANT: You can safely print more exotic materials, such as PETG, at higher temperatures while still using the cooling fan at full speed. Proactively keeping the hot end very hot and cooling the PETG faster before placing it on the warm bed helps increase the success of more prints. Specification: Item Type: 3D Printer Hotend Silicone Sock Material: Silicone Compatible Models: for Prusa MK4 and for Prusa XL. Package List: 4 x 3D Printer Hotend Silicone Sock