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COX Doom 9.29 Disc Carbon Set is a high-quality carbon MTB rim set designed for aggressive riding on trails, trail, and enduro terrains. The set offers an excellent balance of strength, stiffness, and control even under heavy landings and loads.
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incl. 20% VAT excluding delivery price.
The rims are made from T700S carbon by Toray Group Japan and feature a modern hookless tubeless design that meets current mountain biking standards. The internal width of 29 mm allows for lower tire pressure, which improves grip, comfort, and control on rough terrain.
The kit includes:
| Item Name | COX Doom 9.29 Disc Carbon Set |
|---|---|
| Manufacturer | COX Components |
| Product Type | MTB Rim Set |
| Rim Material | T700S Carbon by Toray Group Japan |
| Wheel Size | 29" |
| Tire Type | Tubeless Clincher |
| Construction | Hookless |
| Brake Compatibility | Disc |
| Internal Rim Width | 29 mm |
| External Rim Width | 35 mm |
| Profile Height | 26 mm |
| Front Axle Type | 15x110 mm Boost |
| Rear Axle Type | 12x148 mm Boost |
| Front Hub | 2 SB 15x110 OLD, Alloy CNC Structure |
| Rear Hub | 4 SB 12x148 OLD, Alloy CNC Structure, Center Lock |
| Rotor Mount Standard | Center Lock |
| Freehub Body | Aluminum |
| Freehub Mechanism | 4 pawls |
| Freehub Compatibility | Shimano/SRAM 11-speed |
| Optional Compatibility | Shimano MicroSpline, SRAM XDR |
| Spokes | Double-butted Black Spokes |
| Number of Front Spokes | 32 |
| Number of Rear Spokes | 32 |
| Nipples | Sapim Polyax 14G Secure Lock Black |
| Nipple Length | 14 mm |
| Recommended Tire Width | 2.2" – 2.6" |
| Front Rim Weight | 872 g |
| Rear Rim Weight | 1189 g |
| Total Set Weight | 2061 g |
| Color | Black |
| Intended Use | MTB Trail / Enduro |
| Warranty | 2 years |
The COX Doom 9.29 Disc Carbon Set is designed for mountain bikes with 29-inch wheels and Boost standard. The set is suitable for trail, all-mountain, and enduro riding, where high strength, stability, and precise control are required on technical terrain, jumps, and aggressive descents.
The product is compatible with:
29" MTB frames and forks
Boost 15x110 mm front axle
Boost 12x148 mm rear axle
Center Lock disc rotors
Shimano 11-speed cassettes
SRAM 11-speed cassettes
Shimano MicroSpline freehub body (in the corresponding configuration)
SRAM XDR freehub body (in the corresponding configuration)
Tubeless Ready tires
Tires with a recommended width from 2.2" to 2.6"
If you need help choosing compatible components or installation, you can visit one of our stores and service centers:
https://dragzone.bg/pages/shops
- Use appropriate tubeless tape and valve for optimal tubeless system performance.
- Monitor tire pressure – the wide tire allows lower pressure for better control and grip.
- Check the spokes periodically – especially after the first few rides or heavy impacts.
- Use a torque wrench – when installing disc rotors and cassette.
- Regularly check the bearings – proper maintenance ensures smooth operation and longer service life.
Are these drops suitable for tubeless tires?
Yes. The rims are designed as Tubeless Clincher and use a hookless construction intended for tubeless use.
What riding style are they intended for?
The model is developed for trail, all-mountain, and enduro riding, where strength and reliability are required.
What tires can I use?
The manufacturer recommends tires with a width between 2.2" and 2.6".
Are they compatible with MicroSpline and XDR cassettes?
Yes, by choosing the appropriate freehub body, the set can be configured for Shimano MicroSpline or SRAM XDR.