This is a pack of 20 centering springs for Kadee® NEM 362 European style #17, 18, 19 and 20 couplers in HO scale. Ideal for your model train projects, these springs ensure smooth operation and precise alignment of the couplers.

To use these centering springs, simply install them in your Kadee NEM 362 European style #17, 18, 19 and 20 couplers. Make sure they are properly seated to ensure the best performance. When handling the springs, be careful as they are small and can be easily lost. For maintenance, keep them clean and free from dirt or debris. If you notice any signs of wear, it's a good idea to replace the springs to keep your couplers working well.