Stans No Tubes E-Sync Freehub Spacer

Stan’s NoTubes revolutionized cycling in 2000 by developing a tubeless system that replaced inner tubes with liquid sealant, instantly repairing punctures while enhancing traction, control, and comfort. This innovation led to the creation of tubeless-specific rims and wheels, setting new industry performance standards. With over two decades of breakthroughs, Stan’s sealant remains one of the most significant innovations in cycling history. Committed to continuous innovation, athlete collaboration, and trail advocacy, Stan’s remains “The First Name in Tubeless”, pushing the boundaries of performance and supporting riders worldwide