This wheel is low pressure casting, using A356 raw material, using water zero cooling system molding, product internal shrinkage according to ASTME155 standard are below 2, strength through the Japanese VIA JWL-T bending moment endurance test, 13 degrees impact test, radial endurance test, reliable performance, excellent quality;.The shape is similar to the double-width design, five groups of equal parts, with a small groove separating the front side to increase the effect of splitting into two, and the end of the width is hollowed out to show the effect of light weight, simple and generous shape.