Reviving this thread a little, since there are plenty of options and many people may want some info.
I'll leave some links to 29" carbon MTB rims available through dealers/wheel builders and / or direct.
This info is RIMS ONLY and doesn't apply to complete wheelsets.
Pricing is accurate at time of writing this - Jan 2024.
Pricing may change at any time.
South African brands:
South Industries. (via dealer or wheel builder)
Lifetime warranty & crash replacement, manufactured in SA.
XCR29 - 310g per rim / 28mm inner width / R10 995 per rim
XC29 - 370g per rim / 29mm inner width / R8995 per rim
END29 - 515g / 31mm inner width / R8995 per rim
DH29 - 575g / 31mm inner width / R8995 per rim
Lyne Components. (direct or via a dealer / wheel builder)
South African brand, rims made abroad. 5 year warranty, 2 year crash replacement.
AMP Carbon - 450g per rim / 30.5mm inner width / R6100 per rim
cSixx. (direct or via dealer or wheel builder)
South African brand, rims manufactured abroad. Lifetime warranty, 2-year crash replacement.
XCO 9-series - 325 g / 27mm inner width / R9650 per rim
XCM 9-series - 355g / 30mm inner / R9650
XCM 6-series - 480g / 30mm inner / R7995
END 9-series - 445g / 30mm inner / R9650
DHE e-series - 495g / 30mm / R9650
Concept Speed. (Available direct or via a dealer or wheel builder)
SA brand, made abroad
30mm inner / 450g / R7599 / no warranty info on their website.
Dark Horse Wheels.
SA brand, rims made abroad. Available direct.
30mm inner / 400g / R5995 per rim.
2-year warranty.
International brands:
Pricing listed here is either directly from their website excl shipping and any shipping taxes or when buying from me, which includes shipping / import tax etc.
Nextie.
Made in China, on special order only.
Available direct or via myself as an officially listed distributor. Pricing listed is when purchased via me.
3-year warranty and crash replacement on all models.
Vista Alpha - (XC) 280g / 30mm inner / R7850 per rim (asym spoke bed)
Vista Omega - (XC / trail) 285g / 29mm inner / R7850 per rim (asym spoke bed)
UM32 - XC / Trail / 27mm inner / 320g / R7100 per rim (symmetrical)
UM35 - XC / Trail / 30mm inner / 325g / 355g (AM) option. / R7100 per rim (symmetrical)
XM36 - AM/Enduro / 30mm inner / 420g / R7100 per rim
UML34 - XC / Trail / 28mm inner / 310g / Asym / R7100 per rim
XMA35 - XC / Trail / 30mm inner / 325g / Asym / R7100 per rim
XML35 - AM/Enduro / 29mm inner / 360g (AM) / 430g (END) / R7100 per rim
XML38 - AM/Enduro / 32mm inner / 415g (AM) / 445g (END) / R7100 per rim
XD39 - DH / 30mm inner / 550g / R7100 per rim
AM35 - Trail / Enduro / 29mm inner / 450g / 480g / R6250 per rim
Light Bicycle (available direct)
Recon Pro XC930 - 30mm inner / 270g +/-15g / 5 year warranty / $289 per rim excl shipping + taxes
(Approx R7800-8000 once shipping and taxes added)
Recon Pro EN932 - 32mm inner / 500g / pricing same as the rim above.
Recon RM29C07 - 30mm inner / 420g per rim / $180 per rim
Approx R6000 once shipped and imported.
Bontrager / Roval etc don't sell rims separately as far as I can ascertain.
The only ENVE rim available in SA via the agents is the M525 (25mm inner) and is approx R20k for a single rim.
Reserve also doesn't sell rims in the aftermarket.
Disclaimer:
I may have left out some brands or options, so please feel free to ask or mention some, and I'll add the info to this post.