48 Original TYCO HO Track Side-By-Side Plastic Track clips. VERY USEFUL FOR MAKING BILLBOARD RETAINING WALLS FOR CURVES DOWN THE BACK STRAIGHT; SIMPLY CUT UP THIN CARD STOCK, DECORATE (OR NOT) SLIDE INTO TRACK CLIPS BETWEEN THE CLIPS THE TRACK. THEY WORK TO KEEP THE VEHICLES WITHIN THE RACE TRACK. ALSO; GREAT FOR FOUR LANE OR LOOP ARRANGEMENTS; ANYWHERE YOU NEED THE TRACK SECTIONS TO STAY TOGETHER. They Also work on MOST HO Scale Track Systems by Aurora, TYCO, LifeLike. MARCHON, Atlas, Lionel other HO Slot Car Tracks. They also work great as supports to banner billboard walls! **IT HAS BEEN REPORTED THAT THE ORIGINAL AURORA AFX TRACK MAY BE TOO THICK TO ALLOW THESE TO FIT PROPERLY. BUYER BEWARE. Sold as is. Descriptions are very accurate; No Returns. PLEASE ASK QUESTIONS BEFORE YOU BUY IF YOU ARE UNSURE. We ship promptly professionally. We happily combine orders refund any excess s/h immediately upon shipping. We can always provide tracking. I charge $1 for expert handling/packaging, actual shipping. We ship out of the country almost daily. Please refer to our feedback, social media or time selling HO slot cars for assurances of a good honest deal. Happy motorin' thanks S'lots from Bob at Slot Car Central in SYR. We Know H.O.