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couple of questions

Started by noob, May 07, 2007, 21:00:28 PM

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noob


redneck


M3ta7h3ad

spinning for the win.

Legs tire much faster than your heart and lungs.

Make your legs do 60 - 90 revolutions (thats cadence) :) per minute, itll feel crap to start with, but believe me really improves fitness and is so much better up long steep hills :) Saves your joints too :D

funkychicken9000

Real men pedal at a rate directly proportional to their forward velocity.

noob

yea thats what im thinking. I get the feeling of going slow while peddling like a nutter. Theres no force on the peddle on the flat.

btw the biggest front ring is 38t


oooh and another thing i carnt find a chain guard kinda thing but have found this

http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&ih=014&sspagename=STRK%3AMEWA%3AIT&viewitem=&item=330116917289&rd=1&rd=1

any ideas on if it will fit my front chain ring? Im guessing you just take the peddle bit off and sandwich it between?

maximusotter

Geez, thats a tiny chainring. Swap it for a 44, 48, or 50T ring. You might have to raise the derailleur a bit to compensate. Standard Sugino 110BCD ring should run $25 American, so likely the same in UK money. :lol: Make sure you get the proper BCD (bolt circle diameter). 110mm is most common, but not exclusive.

That chainguard should work fine, but it only has a 44t chainring capacity. Youre better off just securing your pants.



2.00GBP

funkychicken9000

Ebay is your friend for chain rings, as long as you get the right BCD.

And roll your trousers up mofo

noob

ok. so ive got a shimano atlas chainset on atm.

i carnt see any bolts holding the chain rings together. what does the pcd of the bolds therefore refer to?


can one of you knowledgeable bods pick me one? im lost at this thing.


funkychicken9000

Take a pic of the chainset and stick it here.  Heres what they usually look like:

 

The BCD is the distance in mm from the centre of one bolt to the centre of the adjacent bolt.  Usually 130mm-ish.

M3ta7h3ad

Quote from: noobyea thats what im thinking. I get the feeling of going slow while peddling like a nutter. Theres no force on the peddle on the flat.

btw the biggest front ring is 38t


oooh and another thing i carnt find a chain guard kinda thing but have found this

http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&ih=014&sspagename=STRK%3AMEWA%3AIT&viewitem=&item=330116917289&rd=1&rd=1

any ideas on if it will fit my front chain ring? Im guessing you just take the peddle bit off and sandwich it between?

Theres peddalling like a nutter in the right gear, and there is topping out.

If you are going uphill your unlikely to be topping out. Pedal like a nutter. Its safer on your joints (less loading), youll go faster (it just feels like your going slow due to the difference in speed of your legs and your road speed), and youll go further than relying on brute force alone.

Theres a 2 mile hill I have to ride up whenever I ride home. Riding up in 10th gear (no idea what teeth) feels better but I average 8mph and im buggered by the end as my legs wont move anymore.

Ride up in 7th, and I average 10.2mph (last time I did it), and carried on after the 2 mile hill without stopping up a further 3/4 mile stretch of more hill with no issues just im breathing like an asthmatic. Knackers your cardiovascular system but doesnt completely screw over your legs.

redneck

i top out going up hills. i think im running a short gear ratio tho (it is a mountain bike with hybrid tyres on imo)

noob

got some clips from the local pound shop today. for .... 1.49 :/ go figure


heres the front bit




maximusotter

Any bolts on the back? If not, and its riveted together, youll need an entirely new chainset. A Sugino Impel 48-38-28 set is just fine for urban duty, and stupid cheap.

*should* run around 15GGP. Installation requires a crank puller.