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The SRAM Apex crank requires a GXP design bottom bracket., i.e. 24mm drive side and 22mm non drive side. That's not something you can change. The GXP design is generally reckoned to be inferior to Shimano's Hollowtech II design because the non-drive side bearing floats and is not pre-loaded, unlike Hollowtech II where both bearings are pre-loaded. Source: ...


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This is actually an easy fix, but requires some special tools. On Shimano cranks, the left hand crank arm clamps the axle. When this is installed the crank and axle are pulled together by tightening the plastic cap that threads into the axle through the crank arm. This sets the bearing pre-load and removes any axial play. From the video it looks like you ...


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