Bicycle Crank set Q factor (Tread)

	A	B	C	D	E	F	G	H
1	Manufacturer	Model name and description	bcd	arm length	measured q factor	BB width	spindle or type

2	Ritchey	compact mountain triple	94/56	172.5	144	102	ISO square taper	used as 94bcd double. might still be able to use as a triple, but not likely.
3	Topline	microdrive mountain triple	94/56	172.5	145	107	JIS square taper	used as 94bcd double, likely sits too close to BB shell to use as triple.
4	Shimano	Deore XT FC-M730	110/74	175	145	107	JIS square taper
5	Ritchey	WCS-V compact double	110	172.5	148	109.5	Octalink V1
6	Specialized	"S" touring triple?	110/74	175	149.5	107	JIS square taper	http://i.ebayimg.com/t/Vintage-Specialized-Triple-Mountain-Bike-Alloy-Bicycle-Crank-Set-NOS-172-5-NEW-/00/s/ODU5WDEyODA=/$(KGrHqZ,!hoE5)ds4i8dBOj2!,ipYw~~60_3.JPG
7	Shimano	R700 compact double	110	165	151		Hollowtech II external
8	Truvativ	Elita road triple	130/74	175	154	108	ISIS
9	Shimano	Ultegra FC-6503 road triple	130/74	170	156	118.5	Octalink V1	could be mounted on 109.5 BB on some frames
10	Coda (Cannondale)	EX2 double only	94	175	161	109.5	Octalink V1	note: dedicated "double" crank, meant for ISIS V1 spline BB.
11	White Industries	Vintage, made by Sugino version	94/56	175	161	103	JIS square taper
12	Race Face	Turbine mountain triple	94/56	175	165	108	ISIS
13	Shimano	LX FC-M580	104/64	175	177.3		Hollowtech II external
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