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Articles about Frames & Fitting
by Sheldon "If It Does Not Fit, You Must Not Sit" Brown and others
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| Revisionist Frame Sizing | What size frame do you need? |
What Size Bicycle Fits What Size Rider? Up until the early '80's, this was a fairly easy question to answer. You would stand over the frame of a bike, and if there was an inch or two between the top of the top tube and your tender parts, that was the right size. Bikes commonly came in frame sizes two inches apart, so there was not much question whether the 21" or the 23" was the "right" size...
| NEW! The Myth of "K.O.P.S." | Knee Over Pedal Spindle...Does is matter? |
by Keith Bontrager
Exploding myths is tough work. People don't want to believe that their ideas about how things work or how things should be are wrong. Keith Bontrager tackles one of our primary beliefs about bike fit: that aligning the rider's knee over the pedal spindle is critical for proper positioning.
| Rinard Frame Tests | How stiff is that frame? |
By Damon Rinard
I designed a simple non-destructive deflection test to measure the flexibility of frames. That way I could make a numerical comparison of the stiffness of various frame designs.
| Seat Post Size Database |
This page is a listing of various bicycles, and the seatpost diameters that fit them.
| Stuck Seatposts | Unnnnngggh! |
Fifteen Strategies for unsticking them.
| Sheldon Brown's Bicycle Glossary | For all cyclists. |
An encyclopedic listing of bicycle lore, technical data and opinions.
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