Supervised by Minoru Tanaka. The lightest aluminum wheel based on design standards of BBS, the company in charge of manufacturing. Suitable for 18 inch 9.5J +45 5H/114.3, vehicles equipped with ASM wide fender. The nut hole part has a steel bushing specification, and the bead seat part has been treated with anti-slip paint. JWL compatible product for S2000 (AP1/AP2).