AUTHOR Tube AT-CROSS-700C Wide SuperLite FV40

Tube AUTHOR SuperLite 700x35/50C with lover wall thickness. 100% all butyl rubber made with extremely air-tight. Keep air pressure in bicycle tyre longer than cheaper tubes made of synthetic rubber. Less air loss means having to inflate less.

• Presta valve 40mm.
• Lower wall thickness 0,65mm – weight 138g.
• Less air loss = having to inflate less.
• 100% quality control, each AUTHOR tube is individually examined at the factory to ensue air-tightness.
• ETRTO 35/50-622/635.