Self tapping screw 4.2 x 13, for TrailMaster Mini Plus Go Kart (003-520013-00)
Plus Models are a little larger | Tires | Wheels | Frame.
for Pre-2017 Models, see the (Standard) Mini Parts section.
This is a supplemental section with parts unique to the Plus Models.
Most other parts used on the Plus models can be found in the (Standard) Mini Parts section.
Look up your parts in the Diagram Below