Topeak mini dual pump a powerful mini pump for all the ways you ride dual action pumping fills tires fast features head prestaschraderdunlop with integrated dust capbarrel aluminumthumb lock plastichandle plastickratoncapacity 120 psi 8 baradded features dual action pumping head dust cap side mount bracketsize l x w x h 274 x 38 x 18cm 10 8 x 15 x 07weight 148g5 21oz dual action perfect for large volume mountain bike tires topeak dual action mini pumps have special