After a Year With the Cycplus AS2 Ultra, I’d Use It Over CO₂ for Most Road and Gravel Rides

After a Year With the Cycplus AS2 Ultra, I’d Use It Over CO₂ for Most Road and Gravel Rides

A tiny electric inflator that makes tire pressure easy: fast enough, impressively accurate, and practical for everyday rides and roadside flats.

Cycplus AS2 Ultra: Small, Accurate, and Good Enough to Leave the CO2 at Home

5 min read Tire technology and our understanding of inflation pressure have changed significantly over the past two decades. The tools used to add that air, however, have remained largely the same. Most cyclists have traditionally relied on a floor pump, mini pump, frame pump, or carbon dioxide cartridge. Then, seemingly all at once, compact [...]