Volk Racing Valve Stem – SF Series 90 angle L65mm Chrome. Fits Volk Racing SF series two piece forged wheels, SF Challenge, SF Winning, Volk AV3. Comes with Blue end cap and “RAYS” logo in it. Valve stems are sold individually. This item to be discontinued when stock is depleted. Length is measured from the center of the valve stem coming up from the base, straight across to the end of valve stem, without the cap. This valve stem will measure 55mm. Metric conversion, 25.4mm = 1 inch.