30mm DRIVE / 28mm NON-DRIVE COMPATIBLE WITH : ALLOY SPINDLE : PRAXIS M30 CRANKS | INFOCRANK M30 CRANKS | BOX BMX M30 CRANKS | OVAL M30 CRANKS CHECK FRAME HERE M30-BSA THREADED 68mm ROAD | 68/73mm MTN M30-BB PF41 BB86 ROAD/BMX | BB90/92 MTN / 104.5/107 DH M30-386EVO ROAD M30-BBRight ROAD M30-BB30/PF30 MTN 73mm MTN M30-BB30/PF30 ROAD 68mm ROAD ONLY M30-T47 E.B. 68mm ROAD | 73mm MTN | EXTERNAL M30-T47 I.B. 85.5mm ROAD | INTERNAL M30-T47 Asym ROAD- 76.75mm