Panaracer R'Air Air Flex Inner Tube ultra-lightweight inner tube, 700X23C-28C, FV, 60mm

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product description:

test

Speed ​​18 mph / 29 km / h Total wheel load 94 lb / 42.5 kg Temperature 21-23 °C / 70-73 °F Rolling Resistance Test Conditions Description

Inner tube

Panaracer R'Air: 70g 700x18-23C
Latex tube: 80g Michelin AirComp A1
Lightweight inner tube: 70g Continental Race 28 Light
Standard tube: 100g Continental Race 28