... wind up railway car Rotating the chain bar, the car will race on the self-assembly railway. wind up toys, wind-up toys, w/u toys, wind up ... plastic toys, wind-up plastic toys, w/u plastic ... intelligence.Related OEM projects are welcome.ITEM NO.:8058BDDESCRIPTION:WIND UP PUZZLE RAILWAY CARPACKING:WINDOW BOXPRODUCT SIZE:60.0*60 ...