Stan's No Tubes, Sentry MK3, Rim, 27.5'', ISO 584, 32H, Aluminum, Welded, Presta, Black

* Patented low-profile sidewall and lightweight 6069 alloy construction delivers width without the weight* BST rim design allows a tire to expand to its full volume without distorting its shape* 32mm internal width of the Sentry MK3 is more stable with 2.50-3.00 tires* 498g (26) 521g(27.5) 556g (29)