The assualt db wheels just keep getting better all new waterslide graphics give these wheels a sleek new look and the new center lock hubs improve bearing life rolling resistance and lateral stiffness the tubeless ready rim channel and 25mm width also provide lower rolling resistance and a smoother ride factor in the 41mm rim profile with our enhanced slg technology and youve got a fast wheel that can also stop on a dime specification weight tubeless set 1590g width external 250