Almost all high-end mountain bikes now come with tubeless tires, which are capable of sealing small punctures if filled with a liquid sealant. The just-announced Dart tool, made by Stan's NoTubes, is ...

Stan’s NoTubes has introduced the Dart, an “entirely new and better way to repair tubeless tyre punctures and slices that are 5mm or larger”. “The Dart makes the toughest tubeless tyre repairs fast, ...