The truvativ gxp team press fit mtb bb92 is a variant of the internal bottom bracket for mountain bikes constructed with a pressfit cut weighing in up to 40 grams the truvativ gxp provides you with an easier installation by allowing you to press the bearing cups into the frame instead of having to thread them there has been no change to the crank spindle length and diameter are standard gxp truvativ gxp team press fit mtb bb92 features mountain bike specific weight