主营产品：4.0x1.62x29; 4.0x1.62x31; 4.0x1.82x29; 4.0x1.82x31; 4.0x1.90x32; 4.0x2.0x32; 4.0x1.62x27; 4.8x2.03x29; 4.8x2.03x31; 4.0x1.75x32;