Praxis BB86 M30 Bottom Bracket

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This is the M30 Bottom Bracket for installing a Praxis M30 Spindle based crank into a BB86 Road frame, a BB90 MTB frame or BB92 MTB frame (see features for compatible BB dimensions • For Praxis M30 spindle based cranks only. NOT for other 30mm cranks • Used only for frames that are BB86 ROAD, BB90 MTB, BB92 MTB (see below) • Unique all in one design in which the bearing outer race is also the outer press fit surface • Chromium steel design • Steel Bearings, 30mm Drive bearing /28mm NonDrive bearing • Before installing, you must use Praxis frame Gauge to check your frame. • BB86 Road/BMX = 86.5mm width X 41mm diameter • BB90 MTB = 89.5mm width X 41mm diameter (*NOT Trek Road BB90) • BB92 MTB = 92mm width X 41mm diameter Show more