Mini Pompa Aria Bici Bicicletta Gonfiatore Pneumatici Valvola Presta Schrader Mano Portatile
Valve Type: Presta, Dunlop and Schrader (Smart valve, no switching needed). -Unlock the Presta valve nut. (No need to do this step on Schrader valve). -Smart Valve Head: Can be used with both Presta and Schrader.