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RADBMX.CO.UK  |  Technical & Reference Section  |  Tech and Restoration  |  Bottom Brackets
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Author Topic: Bottom Brackets  (Read 804 times)

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Offline Gashead

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Bottom Brackets
« on: February 05, 2008, 06:39 PM »
whats the difference between 24tpi and 28 tpi - what does the tpi stand for ?

HEYWOOD BMX

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Re: Bottom Brackets
« Reply #1 on: February 05, 2008, 06:46 PM »
 :) Threads per inch.

Offline Haro82

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Re: Bottom Brackets
« Reply #2 on: February 05, 2008, 06:51 PM »
whats the difference between 24tpi and 28 tpi - what does the tpi stand for ?

I know the 28tpi ones fit the threaded redline flight spindles and the old mongoose cranks. I presume the 24tpi and one piece cranks.
 
« Last Edit: February 05, 2008, 07:45 PM by Haro82 »


Offline sawzall

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Re: Bottom Brackets
« Reply #4 on: February 05, 2008, 07:38 PM »
nick, mongoose 1 piece cranks have 28t as do redline flight cranks and standard 1 piece cranks are 24t
British race frames and race clothing wanted

Offline Gashead

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Re: Bottom Brackets
« Reply #5 on: February 05, 2008, 08:47 PM »
Got it  :daumenhoch:


Not sure how some of my builds stay together half the time  :LolLolLolLol:

Offline sawzall

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Re: Bottom Brackets
« Reply #6 on: February 06, 2008, 06:12 PM »
 ;D ;D ;D
British race frames and race clothing wanted

Offline MartyC

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Re: Bottom Brackets
« Reply #7 on: February 06, 2008, 08:01 PM »
Got it  :daumenhoch:


Not sure how some of my builds stay together half the time  :LolLolLolLol:

I'm starting to wonder that too, I know I won't be asking for a ride on any of your bikes  :LolLolLolLol:


Better to crash and burn than fade away

Offline pickle

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Re: Bottom Brackets
« Reply #8 on: February 06, 2008, 08:32 PM »
Got it  :daumenhoch:


Not sure how some of my builds stay together half the time  :LolLolLolLol:

dust?   ;)

Offline Gashead

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Re: Bottom Brackets
« Reply #9 on: February 06, 2008, 08:38 PM »
Dust  :LolLolLolLol:

Offline pickle

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Re: Bottom Brackets
« Reply #10 on: February 06, 2008, 08:40 PM »
jesus! i just remembered i raced your (now mine) GT at MK last year!  and i never tried any of the bolts!  :shocked:   :uglystupid2:

Offline Gashead

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Re: Bottom Brackets
« Reply #11 on: February 06, 2008, 08:52 PM »
Check the crank mate - I put that in !

No wonder you came last - you were peddling backwards  :LolLolLolLol: :LolLolLolLol: :LolLolLolLol:

Offline pickle

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Re: Bottom Brackets
« Reply #12 on: February 06, 2008, 08:54 PM »
 :LolLolLolLol:  no that was Paul aerostylie with his tiny gearing!  :LolLolLolLol:

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