Product Features. Package consists of 2x 26 x 1.95 Foldable Slick bike tires Leno. Tyre for Electric Road MTB Mountain Bike Hybrid Street Bike - ETRTO 50-559 - Suitable for 26" Wheels ...

Adult mountain bikes used to have 26-inch tires/wheels, but they're not as popular nowadays. Finally, 650b tires are usually found on touring and gravel bikes.

Tubeless mountain bike tires certainly improve on their conventional counterparts, but could they perform even better? The OPTIS insert is claimed to help them do so, by serving as an inflatable ...