... types of gasoline or electric scooters. 3.00-8 motorcycle tubes: We are one of leading manufactures specializing in motorcycle ... .3.Manufactured with prolonged life and great load capability.4.Used nationwide and exported to more than 30 countries. ... 3. 25-18, 3. 50-16, 3. 50-18, 4. 00-8, 4. 00-12, 80 / 90-18, 110-90-16, 80 ... , 3. 75-10, 3. 75-19, 4. 10-18, 4. 50-12, 4. 50-16, 4. 50-18,70/90-17,80/100 ...