| Duke clutches are a doddle, god I've had to strip and rebuild a slipper at the side of the road on more than one occasion.
As KJ has said it would take you 30 mins at best, probably an hour on your first go to swap plates yourself, you just need a few allen keys, and my personal favourite a length of wire coat hanger, to pull the plates from the depths of the baskets as you won't be able to get your fingers in... | 
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