Check the listing for details. XFITTING 10 Pcs 1/2" Push Fit Insert Stiffener, Push to Connect Stiffener. Condition: New. Listed at 5.99 USD. Experience the ease of connecting tubes and stiffening connectors with the XFITTING 10 Pcs 1/2" Push Fit Insert Stiffener. Designed for convenience and durability, this pack of 10 units is ideal for both professional and home use. The push-to-connect design ensures a secure, leak-proof connection every time, making it a reliable choice for a wide range of applications. Whether you're working on HVAC systems, plumbing, or other industrial projects, these stiffeners provide the necessary support to ensure your connections are always strong. Each unit is crafted to meet high standards, ensuring quality and performance with every push. Trust XFITTING to provide you with the fittings you need for your most demanding tasks.Experience the ease of connecting tubes and stiffening connectors with the XFITTING 10 Pcs 1/2" Push Fit Insert Stiffener. Designed for convenience and durability, this pack of 10 units is ideal for both professional and home use. The push-to-connect design ensures a secure, leak-proof connection every time, making it a reliable choice for a wide range of applications. Whether you're working on HVAC systems, plumbing, or other industrial projects, these stiffeners provide the necessary support to ensure your connections are always strong. Each unit is crafted to meet high standards, ensuring quality and performance with every push. Trust XFITTING to provide you with the fittings you need for your most demanding tasks.