Praxis Works SRAM GXP Mtn BB30/PF30 Conversion BB 73mm

• Shimano and SRAM BB30/PF30 conversion bottom brackets
• Shimano  -  designed to be a proper BB for installing Shimano Hollowtech II steel spindle cranks in either BB30 or PF30
• SRAM  -  GXP SRAM/Truvativ/Quarq/ISIS2 steel spindle
• Made with Enduro bearings and high grade grease