It's a standard 12" tube with auto 35mm length valve. STANDARD - doesn't mean ordinary: quality rubber compound combined with even wall thickness makes RFR tubes reliable and durable. RFR tubes were tested in laboratory!



For 12" tires

For tire width (ETRTO size in mm): from 47-203 to 62-203

Valve type: auto (Schrader / AV)

Valve length: 35 mm