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Reminder, if a bike has truvativ/sram crank arms it's a low quality bike,
Sram crank arms:
1: weigh a ton, sand cast aluminum cranks so solid
2: cast aluminum has weak threads, any machinist knows that cutting threads into cast aluminum isn't a good idea, the proper way to do it would have been to put in a steel threaded sleeve
3: in being cast aluminum it flexes opposed to Shimano stiff hollowtech forged cranks
4: sand cast in China vs forged in Japan....for a similar consumer price
The hollowtech ii bottom bracket is not only cheaper than a square taper it's much stuffer, uses sealed bearings
The only reason a bike would run sand cast aluminum crank arms is price, they're selling you shit in a "convenient" package.
Insist on Shimano