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Minimum seatpost insertion length

Minimum safe seatpost insertion length

Updated: 20/07/2020. This post will explain minimal seatpost length. A post explaining seatpost width (diameter): Seatpost diameter sizing standards. 1. Seatpost lengths Seatposts are made in lengths from 75 to 430 millimeters. A seatpost can relatively easily be cut shorter, but a too short seatpost can’t be lengthened, of course. Saddle height is adjusted by … Read more Minimum seatpost insertion length

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Headsets [01] Names of fork and headset parts

Names of bicycle fork and headset (steerer bearings) parts

Updated: 16/11/2018. This is the first in a series of posts dealing with bicycle steerer bearings (i.e. fork and headset bearings). It contains explanation (with pictures) of basic parts and terms, that will be used in the following posts explaining bearing types and standard dimensions. First thing explained will be fork, then head tube, then … Read more Headsets [01] Names of fork and headset parts

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Roller wear effect on chain to chainring engagement

Effect of bicycle chain roller wear on chain's engagement with chainrings

Updated: 16/11/2018. In a previous post “Bicycle chain wear (elongation)” it was explained how chain wear happens and affects chain’s performance. There it was mentioned that roller wear doesn’t affect chain’s performance. The only thing that affects performance is chain’s elongation (change of pitch) – i.e. inner plates to pin contact area wear. The goal … Read more Roller wear effect on chain to chainring engagement

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Seatpost diameter sizes (standards)

Bicycle seatpost dimension (width, size) standards

Updated: 16/11/2018. This post explains what kinds of seatpost diameters are most commonly used and how they are measured – to avoid mistakes when purchasing, or changing seatposts. The post deals only with diameter (width). The length of the seatpost depends on frame geometry (design) and size – i.e. how much the saddle needs to … Read more Seatpost diameter sizes (standards)

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Saddle fit [05] Optimal saddle width

Optimal bicycle saddle (seat) width

Updated: 16/11/2018. Previous posts in this series have explained: 1. saddle materials, 2. padding thickness (and softness), 3. saddle shapes and 4. measuring one’s sit bone width. This post explains how to choose an optimal saddle width. Apologies in advance if some parts resemble an anathomy notebook. 🙂   The last chapter (5.) gives a simple … Read more Saddle fit [05] Optimal saddle width

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Saddle fit [04] Measuring sit bone width

Measuring (measurement of) sit bone width

Updated: 16/11/2018. This post will explain how to measure one’s sit bone width (at home). Sit bone width is important when choosing an optimal saddle width (so it is neither too narrow, nor too wide). Tools needed Measuring procedure   1. Tools needed Tools needed to measure sit bone width at home are relatively cheap … Read more Saddle fit [04] Measuring sit bone width

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Saddle fit [03] Saddle shape

Bicycle saddle (seat) shape

Updated: 16/11/2018. This post, third in the series about bicycle saddles, explains what kinds of saddle shapes there are and which to choose according to one’s needs and riding style. Previous two posts explain bicycle saddle material and padding. While the next post will explain sizing (width primarily). Saddle shapes differ in the following attributes: … Read more Saddle fit [03] Saddle shape

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Saddle fit [02] Saddle padding

Bicycle saddle (seat) padding

Updated: 16/11/2018. After a post about bicycle saddle materials, this post focuses on the saddle padding – it’s thickness and softness – and how to choose optimal padding type. 1. Too soft saddle can, and does hurt Many cyclists, in order to find a comfortable saddle, make the mistake of choosing one with a too … Read more Saddle fit [02] Saddle padding

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Saddle fit [01] Saddle materials explained

Bicycle saddle materials

Updated: 16/11/2018. This post will explain what materials are used for making bicycle saddles (and padding) and what are their advantages and disadvantages. It is the first in a series of posts that explain how to choose a good fitting saddle. Other posts are explaining: saddle padding, bicycle saddle shape, measuring sit bone width and … Read more Saddle fit [01] Saddle materials explained

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Standard thread dimensions used with bicycles

Standard ISO dimensions for threads used with bicycles

Updated: 27/01/2019. ISO standard defines dimensions of thread – by diameter and pitch. This post provides a list of standards most commonly used on bicycles, with explanation of most common use. Tools most commonly used for (un)screwing the bolts and nuts of the given standards will also be noted (also by ISO standard), for both … Read more Standard thread dimensions used with bicycles

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Kids’ bikes – why training wheels aren’t training

Why kids bicycle training wheels do more harm than good

Updated: 08/11/2018. Many parents, when buying a bike for the kids, make several mistakes. From wrong size and model of a bicycle (this will be addressed in separate posts), to the insisting on training wheels. This post will explain why training wheels are not good for learning to ride a bicycle and what is the … Read more Kids’ bikes – why training wheels aren’t training

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Setting up comfortable riding position

Setting up a comfortable bicycle riding position

Updated: 08/11/2018. This post will explain basic things about setting up a comfortable riding position. For a detailed explanation and for more experienced riders, take a look at this post: Setting up riding position. Riding position on any given bicycle can be altered to suit one’s needs and “size”. The way to do it is … Read more Setting up comfortable riding position

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Types and designs of bicycle bearings

Types and designs of bearings used for bicycles

Updated: 08/11/2018. This post will explain what kinds of bearings are (mostly and usually) used with bicycles and what their advantages and disadvantages, compared to other commonly used bicycle bearing systems are. For bearing ball standards, see: Standard bicycle bearing ball sizes.   1. Cup and cone bearings Bicycle bearings commonly use bearing balls, placed … Read more Types and designs of bicycle bearings

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White arrow – vintage road bike project

Restauration and assembly of a retro (vintage) road bicycle

Updated: 08/11/2018. A colleague asked me to find her a road bicycle for up to around 200 euros. Since small sized frame 2nd hand bikes offer was very poor, it was decided to find a frame and components and assemble a nice fast bike. 🙂   1. Sourcing parts and preparations Suitable frame was found. … Read more White arrow – vintage road bike project

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Comparative overview of bicycle chain lubricants

Comparative overview of bicycle chain lubricants

Updated: 08/11/2018. This post will offer a comparative overview of bicycle chain lubricants. It will include standard commercialy available lubricants that can be used for lubing bicycle chains, such as chainsaw bar oil, motor oil etc. It will also give comparison of lubricants sold and marketed as bicycle chain lubricants. They will be noted with … Read more Comparative overview of bicycle chain lubricants

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Fast bicyle cornering – on paved roads

Fast (down hill) bicycle cornering on paved roads

Updated: 08/11/2018. This post will explain how to quickly and smoothly ride through (tight) corners on a bicycle. This is especially important when riding fast downhill, but it is also useful for improving riding skills in any other situation. First, instinctive survival reactions and (their affect on) bicycle controlling will be explained, followed by explanations … Read more Fast bicyle cornering – on paved roads

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Countersteering – bicycle steering

Countersteering (counter-steering) - bicycle steering

Updated: 11/11/2018. In this post I will explain how to precisely, efficiently and quickly steer a bicycle. Steering a bicycle might sound obvious to any (experienced) cyclist, but some concepts and techniques that come intuitively, especially “countersteering”, are better used when one knows about them and tries consciously to practice and improve them. As a … Read more Countersteering – bicycle steering

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Capriolo Sunrise – long term test 03 – 300 km – painting the bicycle

Painting a bicycle

Updated: 25/04/2019. Previous posts from this test: Capriolo Sunrise – long term test 01Capriolo Sunrise – long term test 02 After the first 300 kilometres there were no more problems – all was working perfectly. It was the time for the first chain lubing – since the factory grease was done after 300 km. However, … Read more Capriolo Sunrise – long term test 03 – 300 km – painting the bicycle

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Standard bicycle bearing ball sizes

Standard bicycle bearing ball sizes

Updated: 24/12/2019. Bicycles usually use ball bearings. Modern cartridge bearings come as a closed unit – with balls and races packed in a single unit. However, many bicycles still use older, cup and cone system, where balls can (and should) be replaced with new ones when servicing bearings. This is the case with most Shimano … Read more Standard bicycle bearing ball sizes

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Bicycle chain lubricants – explained

Bicycle chain lubricants - in detail

Updated: 10/02/2020. Eternal debate in the cycling world: how to lube and maintain a bicycle chain? There are those that seldom notice drive chain, until it starts creaking really loud, or breaks. There are also those that regularly clean and lubricate their chains. When it comes to those who do maintain their bicycle chains, there … Read more Bicycle chain lubricants – explained

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Capriolo Sunrise – long term test 02

New cheap BSO-bicycle long term test

Updated: 25/04/2019. Previous part: Capriolo Sunrise – long term test 01 First 100 km and first problems. 1st problem – all the left original bolts started loosening All the bolts that weren’t replaced, or “reinforced” with nylon locking nuts, during the first service, got loose and it all started rattling. During the first service, the … Read more Capriolo Sunrise – long term test 02

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Capriolo Sunrise – long term test 01

Long term test of a cheap new bicycle (BSO)

Updated: 25/04/2019. 1. How it all began A friend decided to buy a bicycle to go to work and back. It’s about 15 km one way. With a 500 meter steep and about 500 meter gradual climb. He opted for a rather cheap, new bicycle – Capriolo Sunrise – costing about 160 euros. He consulted … Read more Capriolo Sunrise – long term test 01

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Cycling in traffic [03] Typical risky situations

Typical risky situations in traffic for cyclists

Updated: 16/11/2018. This post will explain some typical risky traffic situations for cyclists in traffic and how to avoid them, how to stay safe when cycling on public roads, with other motor vehicles. Each risky situation will be explained separately, with advice how to minimize the risk of an accident. Before explaining typical situations, list … Read more Cycling in traffic [03] Typical risky situations