Barracuda Studios/BarracudaCast resin detail set BR48051

from the manufacturer:

Accurate resin hexagonal tread pattern tires with see-through hubs replace the kit wheels in any 1/48 kit of the A-36 and P-51A, B, C, D and K variants. You can see daylight through real Mustang wheel hubs. Now you can recreate this in 1/48th scale.