How many beginners don't understand how a QR works?

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ianrauk

Tattooed Beat Messiah
Location
Rides Ti2
how can disc rotors possibly interfere with the Q/R lever?????!?!!? :ohmy:


It's not the rotors it's the calipers.
 

gwhite

Über Member
For the most part "Directional tread " tyres are mere hype. Only in some heavy-duty MTB tyres does the direction of the tread matter.
http://www.schwalbetires.com/tech_info/tire_tread
 

I like Skol

A Minging Manc...
how can disc rotors possibly interfere with the Q/R lever?????!?!!? :ohmy:
It's not the rotors it's the calipers.
Both my bikes with disc brakes have the QR lever comfortably on the disc/caliper side of the hub just as it should be. The wheels are also the 'right' way round, just as they should be. All this nonsense about the wheel being uni-directional is utter bunkum and will end badly.
As can be seen here, apart from the fact it is a disc specific hub, if the wheel were to be fitted the other way around the logo would be upside down :eek:
007800x542_zps3349accb.jpg


EDIT: Just a point of order, the hub logo must align with the valve hole in the rim and this must then be aligned or 180° opposite to the tyre logos.
 

snailracer

Über Member
I have come across fasteners on bicycles that resemble QR's but aren't. I would describe them as wingnuts, but with only one very long wing that swivels, and no cam.
 
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That was not the first time I'd seen beginners with their QRs loose ........
Not just beginnners, I'm afraid. Aye, and I plead guilty, as charged.

Working in a school. Bike supposedly safe in bike shed, in front of school office windows.

And a kid loosened off my front QR. Bad enough - but the little ....... lined up the wee handle again, just the way I like it, and I simply didn't know for a couple of days. Fortunately, I was visited by the ........ fairy. As I lifted the bike up over the kerb, front wheel fell out. :eek::eek::eek:

Moral? Doesn't matter how anal you are about looking at the angle - just looking ain't enough!.
 

Andrew Br

Still part of the team !
On my disc bar roadie... QR on right on front.. due to the discs.

A word* of caution Ian.
I used to run my Dirty Disco like that but after two three issues of the QR coming loose for no apparent reason (eg I hadn't removed the wheel or fiddled with the QR) I've turned the QR round and it's now on the left.

I'd put the QR on the right because I'd read somewhere that it helped reduce the likelihood of the wheel being ejected under heavy braking. I'm not sure where I read this.......
There was no obvious sign that the QR had come loose since the lever was in exactly the same place. It was the nut on the other side that had unscrewed. I wonder whether the rotation of the wheel had caused it gradually to slacken.
I'm using Hope QRs in Hope hubs.
The most obvious symptom that the lever was loose was a very dead sound from the fork if I picked the front of the bike up and dropped it on the ground.
It happened most memorably on the Friday's Tour this year, just before we climbed a steep hill. We went down the other side at high speed. Ulp.

Needless to say, I check the QRs very frequently now and I would never remove the "Lawyer's Lips" from the tabs.

* Sorry, that's lots of words.

.
 

ianrauk

Tattooed Beat Messiah
Location
Rides Ti2
A word* of caution Ian.
I used to run my Dirty Disco like that but after two three issues of the QR coming loose for no apparent reason (eg I hadn't removed the wheel or fiddled with the QR) I've turned the QR round and it's now on the left.

I'd put the QR on the right because I'd read somewhere that it helped reduce the likelihood of the wheel being ejected under heavy braking. I'm not sure where I read this.......
There was no obvious sign that the QR had come loose since the lever was in exactly the same place. It was the nut on the other side that had unscrewed. I wonder whether the rotation of the wheel had caused it gradually to slacken.
I'm using Hope QRs in Hope hubs.
The most obvious symptom that the lever was loose was a very dead sound from the fork if I picked the front of the bike up and dropped it on the ground.
It happened most memorably on the Friday's Tour this year, just before we climbed a steep hill. We went down the other side at high speed. Ulp.

Needless to say, I check the QRs very frequently now and I would never remove the "Lawyer's Lips" from the tabs.

* Sorry, that's lots of words.

.


Ok, you've convinced me..I'll give it a go.
Though have not had any problems in 12,000 miles.
 
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