Track is the most important model on your HO Scale layout, and WalthersTrack makes it easy to create realistic mainlines, sidings and more! These Rail Joiners are correctly sized for use with Code 70 WalthersTrack, and are preformed of nickel silver for outstanding electrical conductivity. Pack includes 48 ready-to-use connectors. Check out WalthersTrack and accessories here! Whether expanding your current layout or building a new one, check out these links for more information on the full range of easy to install and operate accessories in Walthers Layout Control System: See the entire system! Full Instructions