Lots of XC 29er rims are around 23mm external width, and therefore should be OK with 23mm tyres.
WTB Dual duty. DT Swiss TK 540 http://www.chainreactioncycles.com/Models.aspx?ModelID=48157
@Smallfurry started
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Lots of XC 29er rims are around 23mm external width, and therefore should be OK with 23mm tyres.
WTB Dual duty.
DT Swiss TK 540
http://www.chainreactioncycles.com/Models.aspx?ModelID=48157