Re: [RBW] advice on crank / bb selection

2010-09-26 Thread Steve Palincsar
On Sat, 2010-09-25 at 13:34 -0700, Kathryn Hall wrote: > I'm sure you know this, but to summarize, tread depends on model of > crank and bottom bracket width, which in turn is dependent on > clearance at the chain stays. What I can say from my experience is > that the narrowest tread can be had wi

Re: [RBW] advice on crank / bb selection

2010-09-25 Thread PATRICK MOORE
On Sat, Sep 25, 2010 at 2:34 PM, Kathryn Hall wrote: > I'm sure you know this, but to summarize, tread depends on model of crank > and bottom bracket width, which in turn is dependent on clearance at the > chain stays.  What I can say from my experience is that the narrowest tread > can be had wit

Re: [RBW] advice on crank / bb selection

2010-09-25 Thread Kathryn Hall
I'm sure you know this, but to summarize, tread depends on model of crank and bottom bracket width, which in turn is dependent on clearance at the chain stays. What I can say from my experience is that the narrowest tread can be had with a TA Pro 5 Vis or VO Grand Cru crank providing the chain sta

Re: [RBW] advice on crank / bb selection

2010-09-25 Thread cyclotourist
Andrew, ITB pain sucks! I'm slowly digging out of my ITB pain cave. I think your cranks may be too long. 175 on a MTB with varied speed and revolutions is different than a constant spin on the road That's what I found out for myself. What I did: lowered saddle by 3-5mm, moved EXCLUSIVELY to S

Re: [RBW] advice on crank / bb selection

2010-09-25 Thread PATRICK MOORE
The stock bb and XD2 on my Sam Hill had a Q of just about 160 mm (which is just about as much as I can tolerate; adding MKS touring pedals, with their relatively wide platform and relatively wide gap between arm and cage, made the Q unwieldy). Fortunately, the same bb and cranset (170s in my case)

[RBW] advice on crank / bb selection

2010-09-25 Thread andrew hill
hi folks, i'm looking at building up my next Riv in some road-ish configuration for a fast/light trainer.. this will probably going to be based on a canti-Rom (or a Roadeo), and i want to make good choices to help alleviate some knee problems i've had with my Sam Hillborne. the Sam has a Sugin