Berd Spoked Asymmetric 46 Gravel Wheelset 1260g

Berd Spoked Asymmetric 46 Gravel Wheelset 1260g

SRAM XDR 12-13
$2,950.00
Sale price  $2,950.00 Regular price 
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Berd Spoked Asymmetric 46 Gravel Wheelset 1260g

Berd Spoked Asymmetric 46 Gravel Wheelset 1260g

$2,950.00
Sale price  $2,950.00 Regular price 
Freehub

Speed, Strength, Comfort, Light Weight: Pick 4

Berd spoked asymmetric gravel wheelset. we have chosen an asymmetric rin profile for this build for two main reasons.

  1. Is to even out the spoke tensions between the drive and disc side of the wheel. With a traditional symmetric rim profiles on a rear disc wheel the difference in spoke tensions between these sides can be as much as 40%. This is due to spoke bracing angles between the two sides. With the asymmetric rim we reduce bracing angle differences and hence reduce the difference in spoke tensions between the drive and non drive side of the wheel.
  2. This is especially important with Berd spokes, as the max spoke tension allowed is 100kgf. With a steel spoke its generally 120kgf.  So by using the asymmetric profile we increase the non drive side tension from what would be sub 50kgf around 70kgf. Resulting in a much better balanced wheel.

Wheelset Specifications:

Specifications 1290g (+/- 5%)

Berd polymer spokes

Berd approved hook flanged hubs

Front: Depth 46 / Ex 36 / Internal 30

Rear: Depth 46 / Ex 36 / Internal 30

TPI Steel Bearings Recommended

Maximum System Weight: 110kg

 

While traditional thinking was that stiff was fast, the recent trend to wider tires and lower pressures both in and out of the pro peloton has taught us that smooth is in fact fast. These spokes enable you to SIZE DOWN your tyre choice or better still get the comfort of a 45 tyre with a 40

About Berd Spokes

Berd spokes are made with Dyneema® (also known as ultra high molecular weight polyethylene). Dyneema® has 15 times the strength-to-weight ratio of steel and floats on water. Berd spokes have an improved fatigue life over steel and are impervious to the elements. This is what makes Berd spokes the lightest, strongest, and most durable spokes ever invented.

Elasticty Vs. Vibrations

Berd spokes also damp vibrations much more effectively than steel spokes. This results in a more comfortable, smoother, ride. The graphs above demonstrate that wheels with Berd spokes provide 200% better vibration damping than wheels with metal spokes.

 

Contact US for build options with berd spokes Berd polymer spoked gravel wheelset with a choice of hubs and spoke colours 

Berd spoked wheels from Berd in the US will cost you close to $6k Aud landed so these represent exceptional value. Each wheelset is built to order and current lead times are 3 weeks to delivery. Sorry but this is a long build process over a week.

The use of the  polymer spokes allows us to strip 150-200 grams from the wheelset, which resutls in an extremely low rotational mass. You can achieve this without sacrificing the quality, strength and stiffness of the hubs and rims. 


Build process: - Wheel is laced, trued and tensioned. - Each day the wheel is re-tensioned /trued until all the pre stretch has been removed from the spokes. Weight from1100g depending on hubs. 35 deep carbon rims. 26 internal hookless width and 32 external width can com in at around the 1100 gram range.

Berd spokes are made from an advanced polymer called Ultra High Molecular Weight Polyethylene (UHMWPE) See www.berdspokes.com for more information on their spokes

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