#401 SUS75 chainring fixing bolt/nut set is included.
P.C.D. : 144mm
Axle : "SG75 taper"
Crank Length : 165, 167.5, 170, 172.5, 175
Chainline : 42mm (BB-SG75 Series)
Color : S3 GOLD*
*S-cubic coating (S3) is smooth and shiny combines high hardness with low friction coeffcient can minimize the chain driving resistance and achieve more effective power transmission, will offer amazing performances at track races wherein the winner is often decided by hundredths of a second. The friction resistance is less than half that of the titanium coating.
As SG75 Series use a proprietary taper called "SG75 taper", SG75 crank should only be used on SG75 bottom bracket.
For more detailed information, please check ;
"Important Information on SG75 Taper"
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