our unique wheel design reduces rotational inertia by redistributing mass closer to the hub. the result is improved performance, faster acceleration and deceleration. crankbrothers wheels spin up faster than traditional wheels.
the power of triangles
our twinpair spoke design forms triangulated load bearing structures, providing superior strength and lateral stiffness, with just 24 spokes per wheel.
simple to service
single spoke lengths, replaceable without removing the cassette, rotor, or tire.
ride optimized and tubeless ready
cobalt rims are specifically designed around the lightweight needs and tire widths of xc/trail racers.
rim material 6061-t6, smooth weld joint
rim finish shot peen, black + red anodizing
rim width 21mm
rim depth 19.5mm
spoke material sapim stainless steel
spoke butting 2.0 / 1.6 / 2.0
spoke length 166mm
spoke pins hollow 7075-t6 aluminum
nipple size 3.2 x 139mm
front hub material cobalt, 6061-t6
front hub bearing sealed cartridge 6804 (x2)
front hub end caps 15mm (installed), 9mm (included)
rear hub material cobalt, 6061-t6
rear hub bearings sealed cartridge 6903 (x2), 6902 (x2)
rear hub end caps 12x142mm (installed), 10x135mm (included)
freehub 3-pawl, 21T, alloy
xd driver xd driver compatible, available separately
skewers skewers not included, available separately
weight : 27.5" 1,650g per set
warranty 2 years
|Size||27.5 MTB - ETRTO 584|
|Front Hub||PP15 + QR with Adapter|
|Rear Hub||142X12+QR with Adapter|
|Brake Type||Disk 6 Hole|
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