These stems are for Porsche steel wheel up thru model year 1967 where the holes in the rim are larger .625 inch in diameter. This applies to both 16 and 15 inch wheels.

Note: Some wheel have restored/replated and later rims have been welded on. Those rims may have the smaller .453 inch valve stem holes.

Length is about 1.25 inch above the rim. End cap is plastic.