This listing includes 4packs Combination Superbutton II, Underground Mounting Kit  Atlas, and Life -Like Switch Machines. The packages are ideal for model railroads and trains enthusiasts who want to take their craft to the next level. The set is made of high-quality materials such as wood, plastic, and metal, making it durable and long-lasting. The recommended age range for this set is from 14 to 99 years old, and it is suitable for all genders. The product is factory new-brand new, and its  design makes it a unique addition to any collection. The gauge is HO, and the country of origin is the United States. Whether you are a seasoned collector or just starting, this set will surely enhance your model railroad and trains collection. There are a total of 4 packs that are unopened. NOS PLEASE SEE PICTURES