frame diagram to show dimensions for Wabi Lightning fixed gear frame
Amazingly light, the Wabi Lightning is built using a
proprietary tubing, SC7- a 7000 series aluminum with the
element scandium added. This produces a frame material
that has 50% more tensile strength than 6061, and
28.5% more than 7005. The yield strength is improved by
64% and 32%, respectively. What this translates into is
thinner, lighter tubes and a more resilient ride than
typical aluminum frames. Fatigue strength is also higher,
for a more durable frame. The SC7 frame is 30% lighter
than an equivalent strength 7005 alu frame. Each frame
is hand tig welded, aligned, heat treated for strength
after being built and aligned again.

There are two critical aspects of frame design- cockpit
design (rider fit- where the rider connects to the bike and
where these points are in relation to each other) and
steering/handling. Our frame design is done here,
in-house, to ensure the desired  characteristics. The seat
tube angle, top tube length and stem height and length
are the key elements to consider for correct rider fit.
Then, for handling, stability and agility are both
considered- too stable and the steering is heavy; too
quick and the bike is twitchy, more difficult to control,
especially at slower speeds. We designed the
Lightning
using traditional road racing geometry (for more info on
our frame and wheel design philosophies, click
here).

Samples are then built for stress testing on a machine.
We build to the most rigid standard, the EN, the current
European standard. This is your assurance of the quality
and structural integrity of each Wabi Cycles frame.

The combination of tubing technology, frame design and
craftmanship- level hand tig welding result in a truly
exceptional frame- strong, ultra light and a pleasure to
ride.
Lightning fixed gear frame details
Geometry
scandium emblem
A word on fit. There is no one way to nail correct fit on
the first try. If you've been riding a long time, you
probably know what you need, from the dimensions on
an existing bike (see our
fit guide page for more info).

One word of caution about positioning adjustments-
general wisdom is to not radically change seat height, to
avoid knee problems. This is more important the more
you ride. So, try to get as close to right as you can
initially on seat height and then modify by 3 or 4mm as
needed.

I've had many years of experience in fitting people to
bicycles, both in person and long distance, so if you have
any questions as to what frame size you should get, or
other dimensional questions,
contact me and I'll be glad
to help you.
* ST measured from ctr of BB to ctr of TT
See diagram below on how this is measured

Dimensions in mm            
diagram showing how Wabi fixed gear frames are measured
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We're proud to               
  announce that Gear      
   Junkie chose the         
     Wabi
Lightning as     
       one of their Top 10
           new products of  
             2009!
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