SE-471-AL Enlargement Product Name : SE-471-AL Product Introduction Length : 60 mm. Bent Valve Stem in 90 degree angle for tubeless tire, inflate much easier. Rim hole fit : 11.5mm. Aluminum alloy, can be anodized in different colors. Back Home/ Products/ Motorcycle Valve/ SE-471-AL Home/ Products/ Car & Light Truck Valve/ SE-471 series/ SE-471-AL