PF30-24 for Rotor 24mm cranks CROSS - $259.99 ROAD - $259.99 $259.99 Add to Cart   This bottom bracket fits any Rotor 24mm crank on a PF30 frame. Choose road bearings for road bikes, cross bearings for mountain bikes and cyclocross. For Rotor 30mm crank spindles, please have a look at PF30-386 This product is sold out.