Spinning BB 24 is a thread-together bottom bracket suitable for 24mm spindle HT Ⅱ and SRAM GXP 22/24 mm. Adopt 24 mm cartridge ball angular contact bearing relies upon the magic formula grease flow the inner to smooth the ball surface to maximize your power to accelerate your speed.
BB Shell DIA mm
*The BBRight is made up of the left BB386 and the right PF30. * Sram GXP will be weighted 2 grams than Shimano.