29inch: Niner Cogalicious RDO Ti Cog Material:6AL/4V titaniumOffset base:protects alloy freehub bodi
29inch: Niner Cogalicious RDO Ti Cog Material:6AL/4V titaniumOffset base:protects alloy freehub bodiesFlipable:to fine tune chainlineAvailable:in 17, 18, 19, 20, 21, and 22 tooth sizesIncludes:spacer and lockring kit in reuseable Niner tinWeight:26 measly grams for 19t cogPrice:$129.00Source:Niner Bikes -- source link