Pack of 1 Kit: The 100mm (4 inch) heat element and Teflon strip are perfectly sized to accommodate a wide range of bag sealing needs, making it suitable for various applications. Precise Sealing: Achieve clean and efficient seals every time with our precision-engineered heat element and teflon strip, ensuring professional results. High-Quality Construction: Crafted from premium materials, our spares kit ensures durability and reliability for long-lasting use. Easy Installation: Designed for hassle-free setup, our spares kit can be quickly and easily installed, allowing you to get back to sealing in no time. Heating Element Length (Hoop to Hoop): Approximately 155 mm (6 inches), providing ample coverage for efficient sealing operations.