【Quick-Connect Chain】The multi-link chain clamp design enables rapid one-hand installation even in hard-to-reach spaces, while the large wing screw or hex nut ensures even force distribution and consistent sealing tension across the entire flange circumference 【Stainless Steel Construction】Vacuum chain clamps are constructed from high-grade 316L stainless steel to provide exceptional durability and sealing for demanding vacuum and pressure applications in industrial and laboratory environments 【Flange Compatibility】Our quick-release clamp supports all standard ISO-KF sizes ranging from KF16 to KF50. It perfectly mates with matching KF flanges, enabling tool-free, fast assembly and disassembly of vacuum pipes, chambers components with high efficiency 【Easy to Install】Facilitates easy one-handed installation in confined spaces, making it a practical choice for professionals across various applications 【Application】Ideal for vacuum chambers, semiconductor tools, research labs. Compatible with glass (borosilicate, quartz, sapphire) and metal flanges, making it a universal solution for both elastomer and metal-sealed connections