Our caulking tip extension tubes are designed to make your caulking tasks easier and more efficient. These caulking accessories are great for reaching tight or hard-to-access areas, ensuring a smooth and even application of sealant. Features -Color:Blue -Material:Plastic -Size:11.30X1.36X1.36 cm/4.44X0.53X0.53in -Outer Diameter:15mm -Inner Thread Diameter:13.6mm -Good helper: the extended tube design allows for precise application, making it easy to reach and caulk tight spots accurately -Extension tube: the Nozzle Extender ensures easy control over the caulk flow, providing a smooth and even application with -Multifunctional: suitable for most of including structural adhesive, making it a versatile tool for different tasks -Good material: the nozzle extender can be reused, offering excellent value and longevity -User-friendly design: simple to use, it enhances your work efficiency, making caulking tasks quicker and more straightforward Package list: 4 x Caulking Extension Tubes