These 1/4" axles are used on Mighty Tonka Trucks from the 1960's-1970's.
Tonka Mighty Tonka No. 3900 Dump Truck Yellow/Black with Original Box
Tonka Mighty Tonka Dump Truck Pressed Steel Yellow Black orginal
Vintage 1970's Tonka Mighty Mobile Crane Metal Truck & Bucket Rotary Truck. 18i
TONKA Mighty Diesel Excavator Backhoe Steel Truck Load 1210 3931-a XMB-975
VTG Tonka Mighty 748 Mobile Excavator Truck Yellow Black Crane Construction Toy
