["Fits all airline rails with 20mm hole diameter","EASY TO USE: The fitting can be flexibly inserted from above","FOR YOUR PROJECT: Perfect for securing items/cabinets and various other solutions to the airline rails. Widely used in campers, vans, etc.","DURABLE: The fittings are galvanized to protect the surface from corrosion","The thread is M8 with a self-locking nut. The thread is 20mm long."]
