Looking to secure your Lionel I Gauge train tracks? Look no further than this pack of 20 Lionel I Gauge Track Lock Clips No. 12743-1. These used track clips may vary in condition and show signs of wear, but rest assured they are all functional and usable. The included photo will help you gauge the condition of the clips - from worst to best. Whether you're a collector or a hobbyist, these track lock clips will help keep your train tracks securely in place. Don't miss out on this essential piece for your model train set.