I normally swap to the cheapest Hollowtech cranks, which saves a lot of weight, though it makes fitting the pedal sensor slightly more complicated. Chainrings and BBs can be had for less than £20Yes - it is a square taper bottom bracket - Yes - might try it with the 44t gear as is and see how it goes . I quite like a relaxed top gear pedalling cadence
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Shimano Deore LX FC-M580 Chainset Crankset Crank 44/32/22 rings 175mm arms | eBay
Shimano Deore LX FC-M580 Chainset.
www.ebay.co.uk
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Shimano Deore Crankset FC M770/771 | eBay
<p>Shimano Deore Crankset FC M770/771. Condition is Used. Dispatched with Yodel Store to Door. </p><p>175mm</p>
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