The Vintage Schylling Tractor and Trailer Wind-up Tin Toy with green wheels is a rare and unique collectible item that brings a touch of nostalgia to any toy collection. Made by the reputable brand Schylling, this wind-up toy is sure to delight both collectors and enthusiasts of vintage and antique toys. With its charming design and limited availability in this particular color scheme, this toy is sure to bring joy to anyone who appreciates the charm and craftsmanship of bygone eras.there is a spot on the box as shown, they have a green tractor and a red tractor, this combo had the green wheels,and then a green trilaer, only set like it I have run across