Ortem Butyl Tube 700 x 25~35c 60mm Presta Valve bibtights The bearings of the B3

The bearings of the B3 range are manufactured in the largest factories

Fully customizable

Fully Adjustable Fit – Adapt Square to your exact riding position with 7 adjustment points

and transport with integrated handle

ETRTO: 35-622

Ortem Butyl Tube 700 x 25~35c 60mm Presta Valve bibtights The bearings of the B3Features High quality butyl rubber inner tube designed for reliable air retention and durability. Compatible with 700C tires ranging from 25C to 35C width. 60 mm Presta valve ideal for deeper or mid depth rims, ensuring easy pump access. Flexible construction allows smooth installation and proper tire fit. Durable design suitable for daily commuting, training, and long rides. Provides consistent performance for road, hybrid, and urban bicycles.