BITD, I achieved a ~155mm Q factor on my Karate Monkey (73mm bb) with a Suntour XC Pro crank. Very thin arms on that model. 94BCD x 5 bolt is made for 32t rings.
Eric On Sunday, April 11, 2021, Patrick Moore <[email protected]> wrote: > Riding the Monocog again today I once again thought that it would be nice > to remove at least 10 mm from the present 168 mm Q of the Truvativ crank > which has 15 mm right and 22.5 mm left clearance; I need 5 mm per side at > most, so could theoretically reduce Q to just over 140 mm on this frame, > tho' I'd be happy to reduce it below 160 mm. 168 mm q is rideable, but > trying to spin the 65" gear fast with the longer 175 mm arms emphasizes the > width. > > At any rate, would like to find a small bcd crank with less flare for > which 32 t rings are not too hard to find -- 32 happens to work well with a > 15 or 16 t cog and my wheels in this frame. I am only familiar with 110, > 130, and 144 bcds, so I'll need instruction on what to avoid as well as > what to seek. I think my Truvativ has a 104 mm bcd as the distance between > adjacent bolts is about 73 mm. 104 mm bcd cranks and rings seem to be > popular BMX components, no? They are cheap. What are good makes and models, > with a premium on (in descending order of importance) Q, quality, price, > color (black first, silver second, could use red)? > > For used, not interested in very high dollar -- can move to 110 bcd if > need be with larger ring and cog; but interested to hear what you have to > offer. > > Also interested in 2-piece cranksets if 32 t ring and low Q as described, > and tolerably durable bearing system for very dusty and gritty surfaces. > > Thanks. > > -- > > ----------------------------------------------------------------------- > Patrick Moore > Alburquerque, Nuevo Mexico, Etats Unis d'Amerique, Orbis Terrarum > > -- > You received this message because you are subscribed to the Google Groups > "RBW Owners Bunch" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit https://groups.google.com/d/ > msgid/rbw-owners-bunch/CALuTfgvgGiOLgy2rLMPXqimhJ1QAb > b7kFzNGF2jOa9pGpSOx9Q%40mail.gmail.com > <https://groups.google.com/d/msgid/rbw-owners-bunch/CALuTfgvgGiOLgy2rLMPXqimhJ1QAbb7kFzNGF2jOa9pGpSOx9Q%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "RBW Owners Bunch" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/rbw-owners-bunch/CAHFNW5D_7mddp0%3DrNOdXfpUsP-_P3LDjP_7vZgCU6DfqAdr%3DzQ%40mail.gmail.com.
