BB86-24 for Shimano cranks Softgoods BB30A is an asymmetric bottom

BB30A is an asymmetric bottom bracket found on older Cannondale frames: Synapse and CAAD12

Speed isn’t just for the pros—it’s for anyone chasing the absolute best in drivetrain efficiency

accurate shifting and excellent chain retention for XC

Here is a video explaining how to get it just right

X01 Eagle and GX Eagle rear derailleurs

BB86-24 for Shimano cranks Softgoods BB30A is an asymmetric bottomThis bottom bracket fits a Shimano crank on a BB86 (road) or BB92 (mtb) frame. Although the crank and frame dimensions are slightly different, the bottom brackets are the same. Choose road seals for road use and cross seals for mtb, cyclocross or frequent riding on wet roads.