Features: Engineered with premium bimetallic construction, this heatbreak ensures exceptionally heat stability and reduced expansion for precise printing for S1/S1C 3D printers. Enhances heat conductivity while corrosion resistant design maintains structural integrity across prolonged operations. Ideal for professional maker and hobbyists requiring reliable upgrades to optimized 3D printer performances in demanding prototyping or functional part production. Perfectly supports ABS, PETG, and filaments printing where consistent nozzle temperature is critical for dimensionally accuracy and smooth layer adhesion. Easy installation simplifies maintenance workflows, making it essential 3D printer accessory for workshops and makerspaces prioritizing equipment work. Specifications: Material: Bi Metal Length: about 27.4mm/1.08in Applicable Model: for S1 S1C Quantity: 1/2/3PCS Package Includes: 1/2/3PCS Bimetallic throat note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.