Re: Spetro 7 ? SRAM Dualdrive and Schlumpf Mountain-drive...

On Friday, Oct 7, 2005, at 00:19 Europe/London, Igor Ralić wrote:

>
> ----- Original Message -----
> From: "John Turvey" <johnturvey@xxxxxxxxxx>
>> Yes - I have this on my Greenspeed - actually it is a SRAM "3 by 7"
>> (but converted to 8 speed derailleur by Greenspeed) as my Greenspeed 
>> is
>> a 1999 model which is before SRAM started to sell the "Dueldrive" -
>
>
> Hej :-)
>
>
> That must be a Sachs Spectro 7
>
>
> It takes 7 speed HG cassette,
> pulled by chain and cable.
>
Yes, mine has the cable attached to a short chain
>
> Is it converted to 8 speeds,by using a 8 sprockets out of a 9 speed 
> cassette ??
>
No idea how the conversion was done - it was done by Greenspeed  and I 
have never had to replace anything yet
> As SheldonB says,that should work,and that's what I plan to do,to get 
> more low gears,
> as with 9 speed cassettes i have 34t largest sprocket,
> and with 7speed HG there is not bigger then 28t
>
>
  I have 11 to 28 on the rear cluster - I did not need more as I also 
have a Mountain Drive at the front so have a low of 11 inches which is 
low enough for just about anything.

>
> Does anyone have experience with this conversion ?
>

John Turvey



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