Bicycles Weekly Newsletter - Monday, December 28, 2015

Top new questions this week: Lessons from downhill crash I was taking my usual morning ride before dawn on an 'adventure' road bike. It is a very steep hill with bends (Ditchling Beacon, East Sussex, England). I was descending and noticed (too late) some ... brakes technique equipment accidents   asked by fractor 21 votes answered by Criggie 21 votes What percent of crashes are due to bicycle failure? I find myself avoiding steep/fast downhills. Not because I'm afraid I'll lose control, but because something might happen to my bike that will send me face-first into the pavement. Are there any ... accidents failure   asked by BSO rider 9 votes answered by Tom77 7 votes Would a moist cloth wrapped around the nose be reasonably effective as compared to an anti-pollution mask? On looking at the prices of masks and filters, I figured that it could eventually get rather expensive for me. Moreover, there's an article in a newspaper that these masks don't really help: Don't ... commuter accessories pollution   asked by Nav 3 votes answered by RedGrittyBrick 2 votes Rear hub repeatedly coming loose My rear hub keeps coming loose which causes the rear wheel to wobble. I'm pretty sure that I know how to tighten the cones properly and I've also had the bike serviced in my local shop. Every time ... rear-wheel axle cones   asked by alexmuller 2 votes answered by BSO rider 2 votes Single-speed vs Multi-speed bike purchase I am looking at buying my first bike as an adult. I grew up in a neighborhood that was very hilly, so am used to getting bikes with gears to be able to do hills more easily. I now live somewhere ... shopping weight advice   asked by Gaius Augustus 2 votes answered by jqning 3 votes Are there any tricks to make "U brake" stronger? I rebuilt a kids bike. I had the wheelset and calliper/U-brake replaced. Parts that I used are not cheap parts, lets say its more of mid range parts for BMX, normally made of alloy. I made sure the ... brakes bmx   asked by Jappy 2 votes answered by Mσᶎ 3 votes LED headlight eating away at power output of USB charger I have the following setup: Shimano DH-3N72 hub dynamo cycle2charge.de USB charger LED headlight and taillight, both capacitor-backed The headlight and USB charger are both directly attached to ... dynamo-hub led-lights   asked by user149408 2 votes answered by Mσᶎ 3 votes Greatest hits from previous weeks: What is the practical advantage of disk brakes over rim brakes? Disk brakes are becomming more popular on bikes now, and I was just wondering what the advantage is of this type of brake over the older rim brakes. brakes disc-brake rim-brake   asked by Connor W 39 votes answered by Мסž 37 votes Direct Pull (V-Brake) vs. Center Pull Cantilevers (pros and cons) I am looking around for an old mountain bike to ride this winter (and this summer when it is wet). I was just browsing around and was curious what the difference was between Direct pull brakes: ... brakes rim-brake   asked by sixtyfootersdude 11 votes answered by Daniel R Hicks 7 votes Can you answer this? Campagnolo Cambio Corsa Does anyone make this sort of system and sell it today, or is my only option looking for someone selling theirs? I've googled whether similar systems are being made today but found nothing to my ... derailleur gears shifter derailleur-rear campagnolo   asked by Ben 1 vote

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