29er Symmetry rims

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Mountain Bike 29er Symmetry MTB Carbon Rims

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Mountain Bike 29er Symmetry MTB Carbon Rims

- High profile design, contains more air volume.

- Optimized bead seat angle design.

- Ridus support design nipple bed.

- Ultra smooth inner wall.

  • item no.:

    RD-29
  • product orgin:

    China
  • payment:

    Paypal, Bank transfer
  • color:

    UD/3K(customized painting acceptable)
contact us
  • specification

LightCarbon Mountain Bike Rims 29er Symmetry MTB Carbon Rims

mtb carbon rim with high profile


Features:

- High profile design, contains more air volume, is able to absorb more impact power, which makes rim stonger.

- Optimized bead seat angle design, make it easy for tubeless inflation, and prevent air leaking in big turns.

- Radius support nipple bed design, distribute spoke pull force evenly around each spoke hole.

- Ultra smooth inner wall, for even wall thickness and strength.

- Tubeless Ready.


Mountain Bike Rims 29er Symmetry MTB Carbon Rims
 Model  RD930-XC RD934-TR RD936-AM RD936-EN
Cross Section
mtb rims RD930-XC
mtb rims RD934-TR
mtb rims RD936-AM
mtb rims RD936-EN
Terrian Recommended
Cross Country
Trail/All Mountain
All Mountain
Enduro/Ebike
Material
Toray T700
Toray T700
Toray T700
Toray T700
Weight
360±15g
435±15g
435±15g
470±15g
Max Weight Limit
100kg/220lb
120kg/265lb
120kg/265lb
120kg/265lb
Sectional Drawing
mtb rims RD930-XC
mtb rims RD934-TR
mtb rims RD936-AM
mtb rims RD936-EN
Width 30mm 34mm 36mm 36mm
*ERD 589mm 579mm 583mm 583mm
Carbon Weave UD/3K/12K
UD/3K/12K UD/3K/12K UD/3K/12K
Max Tire Pressure 40psi/2.7bar
40psi/2.7bar 40psi/2.7bar 40psi/2.7bar
Tire Size Recommended 29*2.0''-2.4''
29*2.1''-2.4'' 29*2.2''-2.6'' 29*2.3''-2.8''


*ERD Calculate

ERD is short for effective rim diameter, it is the maximum distance that spokes bridge going from one end of the rim to another.

How do we calculate the ERD of our rims? Below are calculation equation and sketch for your reference:

mtb rims ERD Calculate
ERD=Rim outer diameter-(rim depth)*2+(Rim nipple bed thickness)*2

For example:
ERD of RD936-AM rim=633mm-28mm*2+3mm*2=583mm

Most people prefer ERD including the length of the nipple head. 

However, customers may use different nipples and components for building. 

Please add the length of the nipple head (2.5mm~3mm generally) for your spoke calculation. 

If the length of the nipple head is 3mm, then ERD of your RD936-AM rim is 583mm+3mm*2=589mm

A: Rim nipple bed thickness (=3mm)
B: Length of nipple head (2.5mm~3mm generally)




LightCarbon MTB rim has passed UCI 120J impact testing (double of UCI standard 60J !)

The falling mass weight is 17.5kg, and the testing height is 700mm (=overall height 1310mm-610mm initial height). 

So the impact testing energy is 120J. (=17.5*9.8*0.7)

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We will reply you within 24h after received your inquiry

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