This MMG inner tube is designed to fit on 90/100-14 tires with a center metal valve stem. It is made of butyl material and is compatible with a range of wheel diameters and aspect ratios. The tube has a universal fitment and is suitable for use with various motorcycle and scooter models.

The valve type is TR4 and the manufacturer part number is MGTI_90_100-14_TR4. The tube is not a vintage part and is not considered a performance part. It is made in China and is ideal for those looking to replace their existing inner tube.