BBS4116: 16 notch BB socket for 41mm diameter notch pattern

or Race Face press fit

150mm is too small for your liking

accurate gauge

1 x Freewheel turner

Enduro 6806 - 61806 30 x 42 x 7mm Bearing - MAX Full Complement Bearing PLP|Model Year BBS4116: 16 notch BB socketEnduro Standard Abec 5 are premium replacement bearings. These are great for hubs, pedals, and bottom brackets. ABEC 5 bearings feature: Grade 5 Chromium Steel Balls. In spec to 5 1,000,000 (military grade) 52100 High Carbon Chromium Alloy Races . What's the difference between ABEC 3 and ABEC 5? ABEC is an acronym for a committee that sets standards for bearings. Higher numbers mean higher tolerances (and price). For example, ABEC 3 balls are in