3 products in this product line SE-453 series SE-453-37L RD proInfo SE-453-37L is Aluminum alloy tire valve, used for aluminum wheels. Light weight, and can be anodized in various colors according to aluminum wheels. Rim hole fit : 8 & 11.5mm. LenLength : 37mm. SE-453-37L can be used for both motorcycle and passenger car wheels. SE-453-47L RD proInfo SE-453-47L is Aluminum alloy tire valve, used for aluminum wheels. Light weight, and can be anodized in various colors according to aluminum wheels. Rim hole fit : 8 & 11.5mm Length : 47mm SE-453-47L can be used for both motorcycle and passenger car wheels. SE-453a-37L RD proInfo SE-453a-37L is Aluminum alloy tire valve, used for aluminum wheels. Light weight, and can be anodized in various colors according to aluminum wheels. Rim hole fit : 8 & 11.5mm. LenLength : 37mm. SE-453a-37L can be used for both motorcycle and passenger car wheels. The difference between SE-453-37L & SE-453a-37L is the shape of Lug Nut and Rubber.