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2answers
8k views

How do I install a bike seat clamp properly?

I recently moved, and had to take off the seat to my bike while I moved. I was surprised to find when I arrived and settled that I couldn't find the clamp to my bike seat. I managed to find a new bike ...
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2answers
133 views

Will bending the seat post two inches forward cause any unforeseen structural issues?

My current bicycle is a 2013 Specialized Allez C2. I'm thinking of using a conduit bender to bend the angle of the seat post two inches forward. A conduit bender can bend one inch for every 3 inches ...
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2answers
375 views

Carbon seatpost dip in?

Can I insert a carbon seatpost up to 20cm deep into seat tube? The seattube is carbon as well. Total length of the seatpost is 35cm. The shape of the seatpost is aero seatpost (tear drop shape). It's ...
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1answer
180 views

What is the stem/seatpost thing on the Bicymple?

Anybody know if that's a pre-existing part that's been repurposed or if it's something that they've had custom fabricated? There are more pictures on their kickstarter page.
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3answers
342 views

What is the diameter of the seat post on Citizen folding bikes?

I have searched and cannot find the diameter of the seat post. I would like to get their Miami or Gotham model, but I know I'll need a seat extension as a 6'2" rider. Dahon and others make longer ...
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1answer
90 views

Where can I find a replacement part for a seatpost collar?

I have a foldable bike and I need to constantly adjust the height of my bike seat, the problem is that one of the pieces of the seatpost collar is totally worn out and needs replacement. The part ...
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1answer
394 views

Anyone make a 31 or 31.1 mm seatpost?

Some time ago, I bought a used Giant full suspension MTB. The guy cut the original seatpost too short for me, so I needed a new one. The post was some weird size, either 31 or 31.1 mm. Closest I ...
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1answer
176 views

Problem during installation of Rockshox Reverb Stealth product

I am following the SRAM official procedure on a very similar bike to the one reviewed. However, I am stuck at this part: unthread the hose from the remote's barb. I just can't. I am holding the hose ...
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2answers
100 views

Seatpost Overextension

I've been riding with my very short seat post extended well past its maximum extension line for quite a while now. Looking at the seat post itself I don't see any signs of deformation or damage other ...
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2answers
400 views

Extending integrated carbon seat tube

Can I just cut the carbon seat tube, cut a vertical slot for compression and use a conventional seat clamp to hold a seat post in it?
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1answer
43 views

I am hauling my bike a couple of thousand miles [closed]

Without the seat and post in. Any suggestions what to plug the tube with?
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1answer
74 views

Will slightly slimmer seatpost make a difference?

I have an old Peugout bike that needs a 23.8 (to the best of my measuring abilities) seat post. I can't find such a seatpost in all the obvious shopping places, but I did find a 23.4mm one. I'm just ...
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1answer
66 views

Help me buy a bike seat post

I know that my bike has a 25.4 mm diameter seat post. So can I purchase any old 25.4 mm diameter seat post from eBay and expect it work with my existing bike seat? Here are some pictures of my ...
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1answer
53 views

Dropper seat post with 150 mm of travel

Are there dropper seat posts with 150 mm of travel on the market other than Rock Shox Reverb Stealth and Kind Shock (LEV & Supernatural)?
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1answer
1k views

How to avoid or reduce back-pain by adjusting the handlebar and seat of 19.5" MTB?

I'm 6' 3" long, having 45 inches of waist-Toe length. I bought Trek 3500, 19.5" sized frame bicycle two months ago. I've been experimenting with the handlebar and seat positions(Forward n Backward) to ...
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1answer
53 views

Quick-release seat slipping down [duplicate]

My bike's quick release seat has been slipping down recently. I noticed when my (pro) biker friend remarked how low down the seat on my bike was, and helpfully readjusted it for me. Biking became ...
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0answers
21 views

How does the seatpost binder bolt work on a Vanmoof?

Vanmoof bicycles have the seatpost binder bolt/mechanism that is hidden inside the top tube. Does anyone know how it works? Does it have a way of preventing water from getting into the frame from ...