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2 votes
2 answers
1k views

Will 0.5mm gap/play in a seatpost shim work without cracking the seatpost tube?

I have a Day 6 ebike; it's a large frame--the Samson model. The seat post (the frame member) is 31.4325mm or 1.2375 inches (I.D.) at the clamp collar. The seatpost (the seat support post) is likewise ...
dugsbunny's user avatar
  • 119
6 votes
3 answers
7k views

Saddle height for toddler's balance bike

My toddler (two and a half years old) has just started scooting around on her balance bike. I'd like to ensure that the saddle is at the best height for her to learn to balance. I know the rules of ...
srank's user avatar
  • 1,205
0 votes
2 answers
260 views

How to work around a high seatpost?

So I bought this old bike but realized that its seatpost is stuck and high. When I ride I feel uncomfortable because it's slightly too high for me. Also I realized that it's really difficult to fix ...
Jack Twain's user avatar
1 vote
6 answers
6k views

How to remove a stuck seatpost?

I bought an old bike. However there is one problem with it. The seatpost is stuck and I can't take it up or down ... and it's too high for me that my back hurts. It seems that the old user made it ...
Jack Twain's user avatar
15 votes
3 answers
4k views

Why do some triathlon seatposts go straight up and down instead of at an angle?

Why is it that some triathlon bikes have a seat post that adjusts straight up and down instead of the more standard axis that aims at the bottom bracket? This means that if you raise (or lower) the ...
PositiveK's user avatar
  • 1,111
5 votes
2 answers
7k views

Adjusting saddle angle on a road bike (drop bars)

I'll preface this by saying that I've been a mountain biker for over a decade, including XC racing for a couple years. I've never had a hard time adjusting the saddle angle (tilt forward or back) on ...
rally25rs's user avatar
  • 1,251