Back in the day, all mountain bikes had square taper bottom brackets and cranks. Modern bike makers have moved away from this style, but some still prefer it. This video will teach you how to install a specialty square-taper bottom bracket and crank on your mountain bike.

Apple's iOS 26 and iPadOS 26 updates are packed with new features, and you can try them before almost everyone else. First, check Gadget Hacks' list of supported iPhone and iPad models, then follow the step-by-step guide to install the iOS/iPadOS 26 beta — no paid developer account required.
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